commit 462218a997dc7c37f972e1a0bcf73d96548f8999
parent 25a158327d3d12d3eba052f202278ffa0d5539d5
Author: lumidify <nobody@lumidify.org>
Date: Wed, 15 Nov 2023 22:51:31 +0100
Add basic image support; add more options to grid
Diffstat:
40 files changed, 941 insertions(+), 319 deletions(-)
diff --git a/Makefile b/Makefile
@@ -35,8 +35,8 @@ EXTRA_OBJ = $(EXTRA_OBJ_$(USE_PANGO))
EXTRA_CFLAGS = $(SANITIZE_FLAGS_$(SANITIZE)) $(DEV_CFLAGS_$(DEV)) $(EXTRA_CFLAGS_$(USE_PANGO))
EXTRA_LDFLAGS = $(SANITIZE_FLAGS_$(SANITIZE)) $(DEV_LDFLAGS_$(DEV)) $(EXTRA_LDFLAGS_$(USE_PANGO))
-LTK_CFLAGS = $(EXTRA_CFLAGS) -DUSE_PANGO=$(USE_PANGO) -DDEV=$(DEV) -DMEMDEBUG=$(MEMDEBUG) -std=c99 `pkg-config --cflags x11 fontconfig xext xcursor` -D_POSIX_C_SOURCE=200809L
-LTK_LDFLAGS = $(EXTRA_LDFLAGS) -lm `pkg-config --libs x11 fontconfig xext xcursor`
+LTK_CFLAGS = $(EXTRA_CFLAGS) -DUSE_PANGO=$(USE_PANGO) -DDEV=$(DEV) -DMEMDEBUG=$(MEMDEBUG) -std=c99 `pkg-config --cflags x11 fontconfig xext xcursor imlib2` -D_POSIX_C_SOURCE=200809L
+LTK_LDFLAGS = $(EXTRA_LDFLAGS) -lm `pkg-config --libs x11 fontconfig xext xcursor imlib2`
OBJ = \
src/strtonum.o \
@@ -64,6 +64,8 @@ OBJ = \
src/txtbuf.o \
src/ctrlsel.o \
src/cmd.o \
+ src/image.o \
+ src/image_widget.o \
$(EXTRA_OBJ)
# Note: This could be improved so a change in a header only causes the .c files
@@ -103,16 +105,21 @@ HDR = \
src/clipboard.h \
src/txtbuf.h \
src/ctrlsel.h \
- src/cmd.h
+ src/cmd.h \
+ src/image.h \
+ src/image_widget.h
-all: src/ltkd src/ltkc
+all: src/ltkd src/ltkc src/ltkc_img
src/ltkd: $(OBJ)
$(CC) -o $@ $(OBJ) $(LTK_LDFLAGS)
-src/ltkc: src/ltkc.o src/util.o src/memory.o
+src/ltkc: src/ltkc.o src/util.o src/memory.o src/txtbuf.o
$(CC) -o $@ src/ltkc.o src/util.o src/memory.o src/txtbuf.o $(LTK_LDFLAGS)
+src/ltkc_img: src/ltkc_img.o
+ $(CC) -o $@ src/ltkc_img.o $(LTK_LDFLAGS)
+
$(OBJ) : $(HDR)
.c.o:
diff --git a/README.md b/README.md
@@ -23,3 +23,6 @@ Note: I know the default theme is butt-ugly at the moment. It is mainly
to test things, not to look pretty.
Note: Read 'socket_format.txt' for some documentation and open problems.
+
+Note: The image support currently requires at least Imlib2 version 1.10.0.
+I might add compatibility support for older versions at some point.
diff --git a/src/.gitignore b/src/.gitignore
@@ -1,4 +1,5 @@
ltkd
ltkc
+ltkc_img
*.o
*.core
diff --git a/src/box.c b/src/box.c
@@ -14,6 +14,8 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+/* FIXME: implement other sticky options now supported by grid */
+
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
@@ -36,8 +38,7 @@ static ltk_box *ltk_box_create(ltk_window *window, const char *id, ltk_orientati
static void ltk_box_destroy(ltk_widget *self, int shallow);
static void ltk_recalculate_box(ltk_widget *self);
static void ltk_box_child_size_change(ltk_widget *self, ltk_widget *widget);
-/* FIXME: Why is sticky unsigned short? */
-static int ltk_box_add(ltk_window *window, ltk_widget *widget, ltk_box *box, unsigned short sticky, ltk_error *err);
+static int ltk_box_add(ltk_window *window, ltk_widget *widget, ltk_box *box, ltk_sticky_mask sticky, ltk_error *err);
static int ltk_box_remove(ltk_widget *widget, ltk_widget *self, ltk_error *err);
/* static int ltk_box_clear(ltk_window *window, ltk_box *box, int shallow, ltk_error *err); */
static void ltk_box_scroll(ltk_widget *self);
@@ -90,26 +91,26 @@ static struct ltk_widget_vtable vtable = {
static int ltk_box_cmd_add(
ltk_window *window,
ltk_box *box,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
static int ltk_box_cmd_remove(
ltk_window *window,
ltk_box *box,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
/*
static int ltk_box_cmd_clear
ltk_window *window,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
*/
static int ltk_box_cmd_create(
ltk_window *window,
ltk_box *box,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
@@ -117,6 +118,7 @@ static void
ltk_box_draw(ltk_widget *self, ltk_surface *s, int x, int y, ltk_rect clip) {
ltk_box *box = (ltk_box *)self;
ltk_widget *ptr;
+ /* FIXME: clip out scrollbar */
ltk_rect real_clip = ltk_rect_intersect((ltk_rect){0, 0, self->lrect.w, self->lrect.h}, clip);
for (size_t i = 0; i < box->num_widgets; i++) {
ptr = box->widgets[i];
@@ -195,6 +197,7 @@ ltk_box_destroy(ltk_widget *self, int shallow) {
/* FIXME: The widget positions are set with the old scrollbar->cur_pos, before the
virtual_size is set - this can cause problems when a widget changes its size
(in the scrolled direction) when resized. */
+/* FIXME: avoid complete recalculation when just scrolling (only position updated) */
static void
ltk_recalculate_box(ltk_widget *self) {
ltk_box *box = (ltk_box *)self;
@@ -293,7 +296,7 @@ ltk_box_child_size_change(ltk_widget *self, ltk_widget *widget) {
}
static int
-ltk_box_add(ltk_window *window, ltk_widget *widget, ltk_box *box, unsigned short sticky, ltk_error *err) {
+ltk_box_add(ltk_window *window, ltk_widget *widget, ltk_box *box, ltk_sticky_mask sticky, ltk_error *err) {
if (widget->parent) {
err->type = ERR_WIDGET_IN_CONTAINER;
return 1;
@@ -495,7 +498,7 @@ static int
ltk_box_cmd_add(
ltk_window *window,
ltk_box *box,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -516,7 +519,7 @@ static int
ltk_box_cmd_remove(
ltk_window *window,
ltk_box *box,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -536,7 +539,7 @@ static int
ltk_box_cmd_create(
ltk_window *window,
ltk_box *box_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)box_unneeded;
@@ -561,7 +564,7 @@ ltk_box_cmd_create(
static struct box_cmd {
char *name;
- int (*func)(ltk_window *, ltk_box *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_box *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} box_cmds[] = {
{"add", <k_box_cmd_add, 0},
diff --git a/src/box.h b/src/box.h
@@ -20,6 +20,7 @@
/* FIXME: include everything here */
/* Requires the following includes: "scrollbar.h", "rect.h", "widget.h", "ltk.h" */
+#include "cmd.h"
#include "err.h"
typedef struct {
@@ -33,6 +34,6 @@ typedef struct {
ltk_orientation orient;
} ltk_box;
-int ltk_box_cmd(ltk_window *window, char **tokens, size_t num_tokens, ltk_error *);
+GEN_CMD_HELPERS_PROTO(ltk_box_cmd)
#endif /* _LTK_BOX_H_ */
diff --git a/src/button.c b/src/button.c
@@ -211,7 +211,7 @@ static int
ltk_button_cmd_create(
ltk_window *window,
ltk_button *button_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)button_unneeded;
@@ -236,7 +236,7 @@ ltk_button_cmd_create(
static struct button_cmd {
char *name;
- int (*func)(ltk_window *, ltk_button *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_button *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} button_cmds[] = {
{"create", <k_button_cmd_create, 1},
diff --git a/src/button.h b/src/button.h
@@ -19,6 +19,7 @@
/* Requires the following includes: <X11/Xlib.h>, "rect.h", "widget.h", "ltk.h", "color.h", "text.h" */
+#include "cmd.h"
#include "err.h"
typedef struct {
@@ -31,11 +32,6 @@ int ltk_button_ini_handler(ltk_window *window, const char *prop, const char *val
int ltk_button_fill_theme_defaults(ltk_window *window);
void ltk_button_uninitialize_theme(ltk_window *window);
-int ltk_button_cmd(
- ltk_window *window,
- char **tokens,
- size_t num_tokens,
- ltk_error *
-);
+GEN_CMD_HELPERS_PROTO(ltk_button_cmd)
#endif /* LTK_BUTTON_H */
diff --git a/src/cmd.c b/src/cmd.c
@@ -6,7 +6,7 @@
int
ltk_parse_cmd(
- ltk_window *window, char **tokens, size_t num_tokens,
+ ltk_window *window, ltk_cmd_token *tokens, size_t num_tokens,
ltk_cmdarg_parseinfo *parseinfo, size_t num_arg, ltk_error *err) {
const char *errstr = NULL;
if (num_tokens > num_arg || (num_tokens < num_arg && !parseinfo[num_tokens].optional)) {
@@ -16,9 +16,14 @@ ltk_parse_cmd(
}
size_t i = 0;
for (; i < num_tokens; i++) {
+ if (parseinfo[i].type != CMDARG_DATA && tokens[i].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = i;
+ goto error;
+ }
switch (parseinfo[i].type) {
case CMDARG_INT:
- parseinfo[i].val.i = ltk_strtonum(tokens[i], parseinfo[i].min, parseinfo[i].max, &errstr);
+ parseinfo[i].val.i = ltk_strtonum(tokens[i].text, parseinfo[i].min, parseinfo[i].max, &errstr);
if (errstr) {
err->type = ERR_INVALID_ARGUMENT;
err->arg = i;
@@ -28,20 +33,29 @@ ltk_parse_cmd(
break;
case CMDARG_STICKY:
parseinfo[i].val.sticky = LTK_STICKY_NONE;
- for (const char *c = tokens[i]; *c != '\0'; c++) {
+ for (const char *c = tokens[i].text; *c != '\0'; c++) {
switch (*c) {
- case 'n':
+ case 't':
parseinfo[i].val.sticky |= LTK_STICKY_TOP;
break;
- case 's':
+ case 'b':
parseinfo[i].val.sticky |= LTK_STICKY_BOTTOM;
break;
- case 'e':
+ case 'r':
parseinfo[i].val.sticky |= LTK_STICKY_RIGHT;
break;
- case 'w':
+ case 'l':
parseinfo[i].val.sticky |= LTK_STICKY_LEFT;
break;
+ case 'w':
+ parseinfo[i].val.sticky |= LTK_STICKY_SHRINK_WIDTH;
+ break;
+ case 'h':
+ parseinfo[i].val.sticky |= LTK_STICKY_SHRINK_HEIGHT;
+ break;
+ case 'p':
+ parseinfo[i].val.sticky |= LTK_STICKY_PRESERVE_ASPECT_RATIO;
+ break;
default:
err->type = ERR_INVALID_ARGUMENT;
err->arg = i;
@@ -51,7 +65,7 @@ ltk_parse_cmd(
parseinfo[i].initialized = 1;
break;
case CMDARG_WIDGET:
- parseinfo[i].val.widget = ltk_get_widget(tokens[i], parseinfo[i].widget_type, err);
+ parseinfo[i].val.widget = ltk_get_widget(tokens[i].text, parseinfo[i].widget_type, err);
if (!parseinfo[i].val.widget) {
err->arg = i;
goto error;
@@ -59,11 +73,16 @@ ltk_parse_cmd(
parseinfo[i].initialized = 1;
break;
case CMDARG_STRING:
- parseinfo[i].val.str = tokens[i];
+ parseinfo[i].val.str = tokens[i].text;
+ parseinfo[i].initialized = 1;
+ break;
+ case CMDARG_DATA:
+ parseinfo[i].val.data = tokens[i].text;
parseinfo[i].initialized = 1;
+ parseinfo[i].len = tokens[i].len;
break;
case CMDARG_COLOR:
- if (ltk_color_create(window->renderdata, tokens[i], &parseinfo[i].val.color)) {
+ if (ltk_color_create(window->renderdata, tokens[i].text, &parseinfo[i].val.color)) {
/* FIXME: this could fail even if the argument is fine */
err->type = ERR_INVALID_ARGUMENT;
err->arg = i;
@@ -72,9 +91,9 @@ ltk_parse_cmd(
parseinfo[i].initialized = 1;
break;
case CMDARG_BOOL:
- if (strcmp(tokens[i], "true") == 0) {
+ if (strcmp(tokens[i].text, "true") == 0) {
parseinfo[i].val.b = 1;
- } else if (strcmp(tokens[i], "false") == 0) {
+ } else if (strcmp(tokens[i].text, "false") == 0) {
parseinfo[i].val.b = 0;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -84,9 +103,9 @@ ltk_parse_cmd(
parseinfo[i].initialized = 1;
break;
case CMDARG_ORIENTATION:
- if (strcmp(tokens[i], "horizontal") == 0) {
+ if (strcmp(tokens[i].text, "horizontal") == 0) {
parseinfo[i].val.orient = LTK_HORIZONTAL;
- } else if (strcmp(tokens[i], "vertical") == 0) {
+ } else if (strcmp(tokens[i].text, "vertical") == 0) {
parseinfo[i].val.orient = LTK_VERTICAL;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -97,7 +116,7 @@ ltk_parse_cmd(
break;
case CMDARG_BORDERSIDES:
parseinfo[i].val.border = LTK_BORDER_NONE;
- for (const char *c = tokens[i]; *c != '\0'; c++) {
+ for (const char *c = tokens[i].text; *c != '\0'; c++) {
switch (*c) {
case 't':
parseinfo[i].val.border |= LTK_BORDER_TOP;
diff --git a/src/cmd.h b/src/cmd.h
@@ -5,7 +5,8 @@
typedef enum {
CMDARG_IGNORE,
- CMDARG_STRING,
+ CMDARG_STRING, /* nul-terminated string */
+ CMDARG_DATA, /* also char*, but may contain nul */
CMDARG_COLOR,
CMDARG_INT,
CMDARG_BOOL,
@@ -21,9 +22,10 @@ typedef enum {
typedef struct {
ltk_cmdarg_datatype type;
/* Note: Bool and int are both integers, but they are
- separate just to make it a bit clearer */
+ separate just to make it a bit clearer (same goes for str/data) */
union {
char *str;
+ char *data;
ltk_color color;
int i;
int b;
@@ -32,6 +34,7 @@ typedef struct {
ltk_orientation orient;
ltk_widget *widget;
} val;
+ size_t len; /* only for data */
int min, max; /* only for integers */ /* FIXME: which integer type is sensible here? */
ltk_widget_type widget_type; /* only for widgets */
int optional;
@@ -40,7 +43,14 @@ typedef struct {
/* Returns 1 on error, 0 on success */
/* All optional arguments must be in one block at the end */
-int ltk_parse_cmd(ltk_window *window, char **tokens, size_t num_tokens, ltk_cmdarg_parseinfo *parseinfo, size_t num_arg, ltk_error *err);
+int ltk_parse_cmd(
+ ltk_window *window, ltk_cmd_token *tokens, size_t num_tokens,
+ ltk_cmdarg_parseinfo *parseinfo, size_t num_arg, ltk_error *err
+);
+
+#define GEN_CMD_HELPERS_PROTO(func_name) \
+int func_name(ltk_window *window, ltk_cmd_token *tokens, size_t num_tokens, ltk_error *err);
+
#define GEN_CMD_HELPERS(func_name, widget_type, widget_typename, array_name, entry_type) \
/* FIXME: maybe just get rid of this and rely on array already being sorted? */ \
@@ -63,7 +73,7 @@ array_name##_sort_helper(const void *entry1v, const void *entry2v) { \
int \
func_name( \
ltk_window *window, \
- char **tokens, \
+ ltk_cmd_token *tokens, \
size_t num_tokens, \
ltk_error *err) { \
if (num_tokens < 3) { \
@@ -78,8 +88,17 @@ func_name( \
sizeof(array_name[0]), &array_name##_sort_helper); \
array_name##_sorted = 1; \
} \
+ if (tokens[1].contains_nul) { \
+ err->type = ERR_INVALID_ARGUMENT; \
+ err->arg = 1; \
+ return 1; \
+ } else if (tokens[2].contains_nul) { \
+ err->type = ERR_INVALID_ARGUMENT; \
+ err->arg = 2; \
+ return 1; \
+ } \
entry_type *e = bsearch( \
- tokens[2], array_name, LENGTH(array_name), \
+ tokens[2].text, array_name, LENGTH(array_name), \
sizeof(array_name[0]), &array_name##_search_helper \
); \
if (!e) { \
@@ -90,7 +109,7 @@ func_name( \
if (e->needs_all) { \
return e->func(window, NULL, tokens, num_tokens, err); \
} else { \
- widget_typename *widget = (widget_typename *)ltk_get_widget(tokens[1], widget_type, err); \
+ widget_typename *widget = (widget_typename *)ltk_get_widget(tokens[1].text, widget_type, err); \
if (!widget) { \
err->arg = 1; \
return 1; \
diff --git a/src/config.c b/src/config.c
@@ -673,10 +673,11 @@ ltk_config_parsefile(
return ret;
}
+/* FIXME: update this */
const char *default_config = "[general]\n"
"explicit-focus = true\n"
"all-activatable = true\n"
-"[key-binding]\n"
+"[key-binding:widget]\n"
"bind-keypress move-next sym tab\n"
"bind-keypress move-prev sym tab mods shift\n"
"bind-keypress move-next text n\n"
diff --git a/src/entry.c b/src/entry.c
@@ -18,6 +18,7 @@
/* FIXME: cursors jump weirdly with bidi text
(need to support strong/weak cursors in pango backend) */
/* FIXME: set imspot - needs to be standardized so widgets don't all do their own thing */
+/* FIXME: some sort of width setting (setting a pixel width would be kind of ugly) */
#include <stdio.h>
#include <ctype.h>
@@ -792,7 +793,7 @@ static int
ltk_entry_cmd_create(
ltk_window *window,
ltk_entry *entry_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)entry_unneeded;
@@ -817,7 +818,7 @@ ltk_entry_cmd_create(
static struct entry_cmd {
char *name;
- int (*func)(ltk_window *, ltk_entry *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_entry *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} entry_cmds[] = {
{"create", <k_entry_cmd_create, 1},
diff --git a/src/entry.h b/src/entry.h
@@ -19,6 +19,7 @@
/* Requires the following includes: <X11/Xlib.h>, "rect.h", "widget.h", "ltk.h", "color.h", "text.h" */
+#include "cmd.h"
#include "err.h"
#include "config.h"
@@ -44,11 +45,6 @@ int ltk_entry_register_keypress(const char *func_name, size_t func_len, ltk_keyp
int ltk_entry_register_keyrelease(const char *func_name, size_t func_len, ltk_keyrelease_binding b);
void ltk_entry_cleanup(void);
-int ltk_entry_cmd(
- ltk_window *window,
- char **tokens,
- size_t num_tokens,
- ltk_error *
-);
+GEN_CMD_HELPERS_PROTO(ltk_entry_cmd)
#endif /* LTK_ENTRY_H */
diff --git a/src/err.c b/src/err.c
@@ -11,6 +11,7 @@ static const char *errtable[] = {
"Invalid widget id",
"Invalid widget type",
"Invalid command",
+ "Unknown error",
"Menu is not submenu",
"Menu entry already contains submenu",
"Invalid grid position",
diff --git a/src/err.h b/src/err.h
@@ -14,11 +14,12 @@ typedef enum {
ERR_INVALID_WIDGET_ID = 7,
ERR_INVALID_WIDGET_TYPE = 8,
ERR_INVALID_COMMAND = 9,
+ ERR_UNKNOWN = 10,
/* widget specific */
- ERR_MENU_NOT_SUBMENU = 10,
- ERR_MENU_ENTRY_CONTAINS_SUBMENU = 11,
- ERR_GRID_INVALID_POSITION = 12,
- ERR_INVALID_SEQNUM = 13,
+ ERR_MENU_NOT_SUBMENU = 11,
+ ERR_MENU_ENTRY_CONTAINS_SUBMENU = 12,
+ ERR_GRID_INVALID_POSITION = 13,
+ ERR_INVALID_SEQNUM = 14,
} ltk_errtype;
typedef struct {
diff --git a/src/grid.c b/src/grid.c
@@ -1,4 +1,5 @@
/* FIXME: sometimes, resizing doesn't work properly when running test.sh */
+
/*
* Copyright (c) 2016-2023 lumidify <nobody@lumidify.org>
*
@@ -47,7 +48,7 @@ static void ltk_grid_destroy(ltk_widget *self, int shallow);
static void ltk_recalculate_grid(ltk_widget *self);
static void ltk_grid_child_size_change(ltk_widget *self, ltk_widget *widget);
static int ltk_grid_add(ltk_window *window, ltk_widget *widget, ltk_grid *grid,
- int row, int column, int row_span, int column_span, unsigned short sticky, ltk_error *err);
+ int row, int column, int row_span, int column_span, ltk_sticky_mask sticky, ltk_error *err);
static int ltk_grid_ungrid(ltk_widget *widget, ltk_widget *self, ltk_error *err);
static int ltk_grid_find_nearest_column(ltk_grid *grid, int x);
static int ltk_grid_find_nearest_row(ltk_grid *grid, int y);
@@ -97,31 +98,31 @@ static struct ltk_widget_vtable vtable = {
static int ltk_grid_cmd_add(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
static int ltk_grid_cmd_ungrid(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
static int ltk_grid_cmd_create(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
static int ltk_grid_cmd_set_row_weight(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
static int ltk_grid_cmd_set_column_weight(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err);
@@ -146,7 +147,12 @@ ltk_grid_draw(ltk_widget *self, ltk_surface *s, int x, int y, ltk_rect clip) {
if (!grid->widget_grid[i])
continue;
ltk_widget *ptr = grid->widget_grid[i];
- ptr->vtable->draw(ptr, s, x + ptr->lrect.x, y + ptr->lrect.y, ltk_rect_relative(ptr->lrect, real_clip));
+ int max_w = grid->column_pos[ptr->column + ptr->column_span] - grid->column_pos[ptr->column];
+ int max_h = grid->row_pos[ptr->row + ptr->row_span] - grid->row_pos[ptr->row];
+ ltk_rect r = ltk_rect_intersect(
+ (ltk_rect){grid->column_pos[ptr->column], grid->row_pos[ptr->row], max_w, max_h}, real_clip
+ );
+ ptr->vtable->draw(ptr, s, x + ptr->lrect.x, y + ptr->lrect.y, ltk_rect_relative(ptr->lrect, r));
}
}
@@ -239,6 +245,7 @@ ltk_recalculate_grid(ltk_widget *self) {
width_static += grid->column_widths[i];
}
}
+ /* FIXME: what should be done when static height or width is larger than grid? */
if (total_row_weight > 0) {
height_unit = (float) (grid->widget.lrect.h - height_static) / (float) total_row_weight;
}
@@ -270,13 +277,33 @@ ltk_recalculate_grid(ltk_widget *self) {
continue;
/*orig_width = ptr->lrect.w;
orig_height = ptr->lrect.h;*/
+ ptr->lrect.w = ptr->ideal_w;
+ ptr->lrect.h = ptr->ideal_h;
end_row = i + ptr->row_span;
end_column = j + ptr->column_span;
- if (ptr->sticky & LTK_STICKY_LEFT && ptr->sticky & LTK_STICKY_RIGHT) {
- ptr->lrect.w = grid->column_pos[end_column] - grid->column_pos[j];
- }
- if (ptr->sticky & LTK_STICKY_TOP && ptr->sticky & LTK_STICKY_BOTTOM) {
- ptr->lrect.h = grid->row_pos[end_row] - grid->row_pos[i];
+ int max_w = grid->column_pos[end_column] - grid->column_pos[j];
+ int max_h = grid->row_pos[end_row] - grid->row_pos[i];
+ int stretch_width = (ptr->sticky & LTK_STICKY_LEFT) && (ptr->sticky & LTK_STICKY_RIGHT);
+ int shrink_width = (ptr->sticky & LTK_STICKY_SHRINK_WIDTH) && ptr->lrect.w > max_w;
+ int stretch_height = (ptr->sticky & LTK_STICKY_TOP) && (ptr->sticky & LTK_STICKY_BOTTOM);
+ int shrink_height = (ptr->sticky & LTK_STICKY_SHRINK_HEIGHT) && ptr->lrect.h > max_h;
+ if (stretch_width || shrink_width)
+ ptr->lrect.w = max_w;
+ if (stretch_height || shrink_height)
+ ptr->lrect.h = max_h;
+ if (ptr->sticky & LTK_STICKY_PRESERVE_ASPECT_RATIO) {
+ if (!stretch_width && !shrink_width) {
+ ptr->lrect.w = (int)(((double)ptr->lrect.h / ptr->ideal_h) * ptr->ideal_w);
+ } else if (!stretch_height && !shrink_height) {
+ ptr->lrect.h = (int)(((double)ptr->lrect.w / ptr->ideal_w) * ptr->ideal_h);
+ } else {
+ double scale_w = (double)ptr->lrect.w / ptr->ideal_w;
+ double scale_h = (double)ptr->lrect.h / ptr->ideal_h;
+ if (scale_w * ptr->ideal_h > ptr->lrect.h)
+ ptr->lrect.w = (int)(scale_h * ptr->ideal_w);
+ else if (scale_h * ptr->ideal_w > ptr->lrect.w)
+ ptr->lrect.h = (int)(scale_w * ptr->ideal_h);
+ }
}
/* FIXME: Figure out a better system for this - it would be nice to make it more
efficient by not doing anything if nothing changed, but that doesn't work when
@@ -289,22 +316,27 @@ ltk_recalculate_grid(ltk_widget *self) {
/*if (orig_width != ptr->lrect.w || orig_height != ptr->lrect.h)*/
ltk_widget_resize(ptr);
- if (ptr->sticky & LTK_STICKY_RIGHT) {
+ /* the "default" case needs to come first because the widget may be stretched
+ with aspect ratio preserving, and in that case it should still be centered */
+ if (stretch_width || !(ptr->sticky & (LTK_STICKY_RIGHT|LTK_STICKY_LEFT))) {
+ ptr->lrect.x = grid->column_pos[j] + (grid->column_pos[end_column] - grid->column_pos[j] - ptr->lrect.w) / 2;
+ } else if (ptr->sticky & LTK_STICKY_RIGHT) {
ptr->lrect.x = grid->column_pos[end_column] - ptr->lrect.w;
} else if (ptr->sticky & LTK_STICKY_LEFT) {
ptr->lrect.x = grid->column_pos[j];
- } else {
- ptr->lrect.x = grid->column_pos[j] + ((grid->column_pos[end_column] - grid->column_pos[j]) / 2 - ptr->lrect.w / 2);
}
- if (ptr->sticky & LTK_STICKY_BOTTOM) {
+ if (stretch_height || !(ptr->sticky & (LTK_STICKY_TOP|LTK_STICKY_BOTTOM))) {
+ ptr->lrect.y = grid->row_pos[i] + (grid->row_pos[end_row] - grid->row_pos[i] - ptr->lrect.h) / 2;
+ } else if (ptr->sticky & LTK_STICKY_BOTTOM) {
ptr->lrect.y = grid->row_pos[end_row] - ptr->lrect.h;
} else if (ptr->sticky & LTK_STICKY_TOP) {
ptr->lrect.y = grid->row_pos[i];
- } else {
- ptr->lrect.y = grid->row_pos[i] + ((grid->row_pos[end_row] - grid->row_pos[i]) / 2 - ptr->lrect.h / 2);
}
+ /* intersect both with the grid rect and with the rect of the covered cells since there may be
+ weird cases where the layout doesn't work properly and the cells are partially outside the grid */
ptr->crect = ltk_rect_intersect((ltk_rect){0, 0, self->crect.w, self->crect.h}, ptr->lrect);
+ ptr->crect = ltk_rect_intersect((ltk_rect){grid->column_pos[j], grid->row_pos[i], max_w, max_h}, ptr->crect);
}
}
}
@@ -341,7 +373,7 @@ ltk_grid_child_size_change(ltk_widget *self, ltk_widget *widget) {
/* FIXME: Check if widget already exists at position */
static int
ltk_grid_add(ltk_window *window, ltk_widget *widget, ltk_grid *grid,
- int row, int column, int row_span, int column_span, unsigned short sticky, ltk_error *err) {
+ int row, int column, int row_span, int column_span, ltk_sticky_mask sticky, ltk_error *err) {
if (widget->parent) {
err->type = ERR_WIDGET_IN_CONTAINER;
return 1;
@@ -543,7 +575,7 @@ static int
ltk_grid_cmd_add(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -574,7 +606,7 @@ static int
ltk_grid_cmd_ungrid(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -595,7 +627,7 @@ static int
ltk_grid_cmd_create(
ltk_window *window,
ltk_grid *grid_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)grid_unneeded;
@@ -625,7 +657,7 @@ static int
ltk_grid_cmd_set_row_weight(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -647,7 +679,7 @@ static int
ltk_grid_cmd_set_column_weight(
ltk_window *window,
ltk_grid *grid,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -663,7 +695,7 @@ ltk_grid_cmd_set_column_weight(
static struct grid_cmd {
char *name;
- int (*func)(ltk_window *, ltk_grid *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_grid *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} grid_cmds[] = {
{"add", <k_grid_cmd_add, 0},
diff --git a/src/grid.h b/src/grid.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016, 2017, 2018, 2020 lumidify <nobody@lumidify.org>
+ * Copyright (c) 2016-2023 lumidify <nobody@lumidify.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -19,6 +19,7 @@
/* Requires the following includes: "rect.h", "widget.h", "ltk.h" */
+#include "cmd.h"
#include "err.h"
/*
@@ -26,8 +27,6 @@
*/
typedef struct {
ltk_widget widget;
- int rows;
- int columns;
ltk_widget **widget_grid;
int *row_heights;
int *column_widths;
@@ -35,8 +34,10 @@ typedef struct {
int *column_weights;
int *row_pos;
int *column_pos;
+ int rows;
+ int columns;
} ltk_grid;
-int ltk_grid_cmd(ltk_window *window, char **tokens, size_t num_tokens, ltk_error *err);
+GEN_CMD_HELPERS_PROTO(ltk_grid_cmd)
#endif /* LTK_GRID_H */
diff --git a/src/image.c b/src/image.c
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2023 lumidify <nobody@lumidify.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <Imlib2.h>
+
+#include "ltk.h"
+#include "image.h"
+#include "memory.h"
+#include "graphics.h"
+#include "xlib_shared.h"
+
+struct ltk_image {
+ Imlib_Image img;
+};
+
+void
+ltk_image_init(ltk_renderdata *data, size_t cache_bytes) {
+ /* FIXME: overflow */
+ imlib_set_cache_size((int)cache_bytes);
+ imlib_set_color_usage(128);
+ imlib_context_set_blend(0);
+ imlib_context_set_dither(1);
+ imlib_context_set_display(data->dpy);
+ imlib_context_set_visual(data->vis);
+ imlib_context_set_colormap(data->cm);
+}
+
+ltk_image *
+ltk_image_create_from_mem(const char *path, const char *data, size_t sz) {
+ Imlib_Image img = imlib_load_image_mem(path, data, sz);
+ if (!img)
+ return NULL;
+ ltk_image *image = ltk_malloc(sizeof(ltk_image));
+ image->img = img;
+ return image;
+}
+
+ltk_image *
+ltk_image_create_cropped_scaled(
+ ltk_image *image, int src_x, int src_y,
+ int src_w, int src_h, int dst_w, int dst_h) {
+ imlib_context_set_image(image->img);
+ /* FIXME: check since when supported */
+ Imlib_Image img = imlib_create_cropped_scaled_image(
+ src_x, src_y, src_w, src_h, dst_w, dst_h
+ );
+ if (!img)
+ return NULL;
+ ltk_image *new_image = ltk_malloc(sizeof(ltk_image));
+ new_image->img = img;
+ return new_image;
+}
+
+void
+ltk_image_draw(ltk_image *image, ltk_surface *draw_surf, int x, int y) {
+ imlib_context_set_image(image->img);
+ imlib_context_set_drawable(ltk_surface_get_drawable(draw_surf));
+ imlib_render_image_on_drawable(x, y);
+}
+
+void
+ltk_image_draw_scaled(
+ ltk_image *image, ltk_surface *draw_surf,
+ int x, int y, int w, int h) {
+ imlib_context_set_image(image->img);
+ imlib_context_set_drawable(ltk_surface_get_drawable(draw_surf));
+ imlib_render_image_on_drawable_at_size(x, y, w, h);
+}
+
+void
+ltk_image_draw_cropped_scaled(
+ ltk_image *image, ltk_surface *draw_surf,
+ int src_x, int src_y, int src_w, int src_h,
+ int dst_x, int dst_y, int dst_w, int dst_h) {
+ imlib_context_set_image(image->img);
+ imlib_context_set_drawable(ltk_surface_get_drawable(draw_surf));
+ imlib_render_image_part_on_drawable_at_size(
+ src_x, src_y, src_w, src_h, dst_x, dst_y, dst_w, dst_h
+ );
+}
+
+int
+ltk_image_get_width(ltk_image *image) {
+ imlib_context_set_image(image->img);
+ return imlib_image_get_width();
+}
+
+int
+ltk_image_get_height(ltk_image *image) {
+ imlib_context_set_image(image->img);
+ return imlib_image_get_height();
+}
+
+void
+ltk_image_destroy(ltk_image *image) {
+ imlib_context_set_image(image->img);
+ imlib_free_image();
+ ltk_free(image);
+}
diff --git a/src/image.h b/src/image.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2023 lumidify <nobody@lumidify.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef LTK_IMAGE_H
+#define LTK_IMAGE_H
+
+/* FIXME: Files including this need to include ltk.h because that's
+ currently where the typedef for ltk_surface is. That's really ugly. */
+#include "graphics.h"
+
+typedef struct ltk_image ltk_image;
+
+void ltk_image_init(ltk_renderdata *data, size_t cache_bytes);
+/* path is only used to guess file type */
+/* data is not taken over! */
+ltk_image *ltk_image_create_from_mem(const char *path, const char *data, size_t sz);
+ltk_image *ltk_image_create_cropped_scaled(
+ ltk_image *image, int src_x, int src_y,
+ int src_w, int src_h, int dst_w, int dst_h
+);
+void ltk_image_draw(ltk_image *image, ltk_surface *draw_surf, int x, int y);
+void ltk_image_draw_scaled(
+ ltk_image *image, ltk_surface *draw_surf,
+ int x, int y, int w, int h
+);
+void ltk_image_draw_cropped_scaled(
+ ltk_image *image, ltk_surface *draw_surf,
+ int src_x, int src_y, int src_w, int src_h,
+ int dst_x, int dst_y, int dst_w, int dst_h
+);
+int ltk_image_get_width(ltk_image *image);
+int ltk_image_get_height(ltk_image *image);
+void ltk_image_destroy(ltk_image *image);
+
+#endif /* LTK_IMAGE_H */
diff --git a/src/image_widget.c b/src/image_widget.c
@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2023 lumidify <nobody@lumidify.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "event.h"
+#include "memory.h"
+#include "color.h"
+#include "rect.h"
+#include "widget.h"
+#include "ltk.h"
+#include "util.h"
+#include "image_widget.h"
+#include "graphics.h"
+#include "cmd.h"
+
+/* FIXME: add padding, etc. */
+
+static void ltk_image_widget_draw(
+ ltk_widget *self, ltk_surface *draw_surf, int x, int y, ltk_rect clip
+);
+static ltk_image_widget *ltk_image_widget_create(
+ ltk_window *window, const char *id, const char *path, const char *data, size_t len
+);
+static void ltk_image_widget_destroy(ltk_widget *self, int shallow);
+
+static struct ltk_widget_vtable vtable = {
+ .draw = <k_image_widget_draw,
+ .destroy = <k_image_widget_destroy,
+ .hide = NULL,
+ .resize = NULL,
+ .change_state = NULL,
+ .child_size_change = NULL,
+ .remove_child = NULL,
+ .get_child_at_pos = NULL,
+ .key_press = NULL,
+ .key_release = NULL,
+ .mouse_press = NULL,
+ .mouse_release = NULL,
+ .motion_notify = NULL,
+ .mouse_leave = NULL,
+ .mouse_enter = NULL,
+ .type = LTK_WIDGET_IMAGE,
+ .flags = LTK_NEEDS_REDRAW | LTK_ACTIVATABLE_SPECIAL,
+};
+
+static void
+ltk_image_widget_draw(ltk_widget *self, ltk_surface *draw_surf, int x, int y, ltk_rect clip) {
+ ltk_image_widget *img = (ltk_image_widget *)self;
+ ltk_rect lrect = self->lrect;
+ ltk_rect clip_final = ltk_rect_intersect(clip, (ltk_rect){0, 0, lrect.w, lrect.h});
+ if (clip_final.w <= 0 || clip_final.h <= 0)
+ return;
+ /* FIXME: maybe replace with integer operations */
+ double scalex = self->ideal_w / (double)lrect.w;
+ double scaley = self->ideal_h / (double)lrect.h;
+ int src_x = (int)(clip_final.x * scalex);
+ int src_y = (int)(clip_final.y * scaley);
+ int src_w = (int)(clip_final.w * scalex);
+ int src_h = (int)(clip_final.h * scaley);
+ ltk_image_draw_cropped_scaled(
+ img->img, draw_surf, src_x, src_y, src_w, src_h,
+ x + clip_final.x, y + clip_final.y, clip_final.w, clip_final.h
+ );
+}
+
+static ltk_image_widget *
+ltk_image_widget_create(ltk_window *window, const char *id, const char *path, const char *data, size_t len) {
+ ltk_image_widget *img = ltk_malloc(sizeof(ltk_image_widget));
+ img->img = ltk_image_create_from_mem(path, data, len);
+ if (!img->img)
+ return NULL;
+ int w = ltk_image_get_width(img->img);
+ int h = ltk_image_get_height(img->img);
+ ltk_fill_widget_defaults(&img->widget, id, window, &vtable, w, h);
+ img->widget.ideal_w = w;
+ img->widget.ideal_h = h;
+
+ return img;
+}
+
+static void
+ltk_image_widget_destroy(ltk_widget *self, int shallow) {
+ (void)shallow;
+ ltk_image_widget *img = (ltk_image_widget *)self;
+ if (!img) {
+ ltk_warn("Tried to destroy NULL image widget.\n");
+ return;
+ }
+ ltk_image_destroy(img->img);
+ ltk_free(img);
+}
+
+/* image <image id> create <filename> <data> */
+static int
+ltk_image_widget_cmd_create(
+ ltk_window *window,
+ ltk_image_widget *img_unneeded,
+ ltk_cmd_token *tokens,
+ size_t num_tokens,
+ ltk_error *err) {
+ (void)img_unneeded;
+ ltk_cmdarg_parseinfo cmd[] = {
+ {.type = CMDARG_IGNORE, .optional = 0},
+ {.type = CMDARG_STRING, .optional = 0},
+ {.type = CMDARG_IGNORE, .optional = 0},
+ {.type = CMDARG_STRING, .optional = 0},
+ {.type = CMDARG_DATA, .optional = 0},
+ };
+ if (ltk_parse_cmd(window, tokens, num_tokens, cmd, LENGTH(cmd), err))
+ return 1;
+ if (!ltk_widget_id_free(cmd[1].val.str)) {
+ err->type = ERR_WIDGET_ID_IN_USE;
+ err->arg = 1;
+ return 1;
+ }
+ ltk_image_widget *img = ltk_image_widget_create(window, cmd[1].val.str, cmd[3].val.str, cmd[4].val.data, cmd[4].len);
+ if (!img) {
+ /* FIXME: more sensible error name */
+ err->type = ERR_UNKNOWN;
+ err->arg = -1;
+ return 1;
+ }
+ ltk_set_widget((ltk_widget *)img, cmd[1].val.str);
+
+ return 0;
+}
+
+static struct image_widget_cmd {
+ char *name;
+ int (*func)(ltk_window *, ltk_image_widget *, ltk_cmd_token *, size_t, ltk_error *);
+ int needs_all;
+} image_widget_cmds[] = {
+ {"create", <k_image_widget_cmd_create, 1},
+};
+
+GEN_CMD_HELPERS(ltk_image_widget_cmd, LTK_WIDGET_IMAGE, ltk_image_widget, image_widget_cmds, struct image_widget_cmd)
diff --git a/src/image_widget.h b/src/image_widget.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2023 lumidify <nobody@lumidify.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef LTK_IMAGE_WIDGET_H
+#define LTK_IMAGE_WIDGET_H
+
+#include "cmd.h"
+#include "err.h"
+#include "image.h"
+
+typedef struct {
+ ltk_widget widget;
+ ltk_image *img;
+} ltk_image_widget;
+
+GEN_CMD_HELPERS_PROTO(ltk_image_widget_cmd)
+
+#endif /* LTK_IMAGE_WIDGET_H */
diff --git a/src/label.c b/src/label.c
@@ -129,6 +129,7 @@ ltk_label_create(ltk_window *window, const char *id, char *text) {
label->tl = ltk_text_line_create(window->text_context, font_size, text, 0, -1);
int text_w, text_h;
ltk_text_line_get_size(label->tl, &text_w, &text_h);
+ /* FIXME: what was I even thinking here? label->widget.ideal_{w,h} isn't even initialized here */
ltk_fill_widget_defaults(&label->widget, id, window, &vtable, label->widget.ideal_w, label->widget.ideal_h);
label->widget.ideal_w = text_w + theme.pad * 2;
label->widget.ideal_h = text_h + theme.pad * 2;
@@ -155,7 +156,7 @@ static int
ltk_label_cmd_create(
ltk_window *window,
ltk_label *label_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)label_unneeded;
@@ -180,7 +181,7 @@ ltk_label_cmd_create(
static struct label_cmd {
char *name;
- int (*func)(ltk_window *, ltk_label *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_label *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} label_cmds[] = {
{"create", <k_label_cmd_create, 1},
diff --git a/src/label.h b/src/label.h
@@ -19,6 +19,7 @@
/* Requires the following includes: <X11/Xlib.h>, "rect.h", "widget.h", "ltk.h", "color.h", "text.h" */
+#include "cmd.h"
#include "err.h"
typedef struct {
@@ -31,11 +32,6 @@ int ltk_label_ini_handler(ltk_window *window, const char *prop, const char *valu
int ltk_label_fill_theme_defaults(ltk_window *window);
void ltk_label_uninitialize_theme(ltk_window *window);
-int ltk_label_cmd(
- ltk_window *window,
- char **tokens,
- size_t num_tokens,
- ltk_error *err
-);
+GEN_CMD_HELPERS_PROTO(ltk_label_cmd)
#endif /* LTK_LABEL_H */
diff --git a/src/ltk.h b/src/ltk.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016, 2017, 2018, 2022 lumidify <nobody@lumidify.org>
+ * Copyright (c) 2016-2023 lumidify <nobody@lumidify.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -18,8 +18,15 @@
#define _LTK_H_
#include <stdint.h>
+#include <stdlib.h>
#include "proto_types.h"
+typedef struct {
+ char *text;
+ size_t len;
+ int contains_nul;
+} ltk_cmd_token;
+
typedef enum {
LTK_EVENT_RESIZE = 1 << 0,
LTK_EVENT_BUTTON = 1 << 1,
diff --git a/src/ltkc.c b/src/ltkc.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2021, 2022 lumidify <nobody@lumidify.org>
+ * Copyright (c) 2021-2023 lumidify <nobody@lumidify.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -28,6 +28,7 @@
#include <sys/un.h>
#include "util.h"
#include "memory.h"
+#include "macros.h"
#define BLK_SIZE 128
char tmp_buf[BLK_SIZE];
@@ -47,16 +48,18 @@ static int sockfd = -1;
int main(int argc, char *argv[]) {
char num[12];
+ int bs = 0;
int last_newline = 1;
+ int in_str = 0;
uint32_t seq = 0;
- int maxrfd, maxwfd;
+ int maxfd;
int infd = fileno(stdin);
int outfd = fileno(stdout);
struct sockaddr_un un;
fd_set rfds, wfds, rallfds, wallfds;
- struct timeval tv, tv_master;
- tv_master.tv_sec = 0;
- tv_master.tv_usec = 20000;
+ struct timeval tv;
+ tv.tv_sec = 0;
+ tv.tv_usec = 20000;
size_t path_size;
if (argc != 2) {
@@ -90,6 +93,16 @@ int main(int argc, char *argv[]) {
perror("Socket error");
return -2;
}
+ if (set_nonblock(sockfd)) {
+ (void)fprintf(stderr, "Unable to set socket to non-blocking mode.\n");
+ return 1;
+ } else if (set_nonblock(infd)) {
+ (void)fprintf(stderr, "Unable to set stdin to non-blocking mode.\n");
+ return 1;
+ } else if (set_nonblock(outfd)) {
+ (void)fprintf(stderr, "Unable to set stdout to non-blocking mode.\n");
+ return 1;
+ }
io_buffers.in_buffer = ltk_malloc(BLK_SIZE);
io_buffers.in_alloc = BLK_SIZE;
@@ -104,105 +117,129 @@ int main(int argc, char *argv[]) {
FD_SET(infd, &rallfds);
FD_SET(sockfd, &wallfds);
FD_SET(outfd, &wallfds);
- maxrfd = sockfd > infd ? sockfd : infd;
- maxwfd = sockfd > outfd ? sockfd : outfd;
+ maxfd = sockfd > infd ? sockfd : infd;
+ if (maxfd < outfd)
+ maxfd = outfd;
+
+ struct timespec now, elapsed, last, sleep_time;
+ clock_gettime(CLOCK_MONOTONIC, &last);
+ sleep_time.tv_sec = 0;
while (1) {
- if (!FD_ISSET(infd, &rallfds) &&
- !FD_ISSET(sockfd, &rallfds) &&
- io_buffers.in_len == 0 &&
- io_buffers.out_len == 0)
+ if (!FD_ISSET(sockfd, &rallfds) && io_buffers.out_len == 0)
break;
rfds = rallfds;
wfds = wallfds;
- /* Separate this because the writing fds are *usually* always ready,
- leading to the loop looping way too fast */
- tv = tv_master;
- select(maxrfd + 1, &rfds, NULL, NULL, &tv);
- /* value of tv doesn't really matter anymore here because the
- necessary framerate-limiting delay is already done */
- select(maxwfd + 1, NULL, &wfds, NULL, &tv);
+ select(maxfd + 1, &rfds, &wfds, NULL, &tv);
+ /* FIXME: make all this buffer handling a bit more intelligent */
if (FD_ISSET(sockfd, &rfds)) {
- ltk_grow_string(&io_buffers.out_buffer,
- &io_buffers.out_alloc,
- io_buffers.out_len + BLK_SIZE);
- int nread = read(sockfd,
- io_buffers.out_buffer + io_buffers.out_len,
- BLK_SIZE);
- if (nread < 0) {
- return 2;
- } else if (nread == 0) {
- FD_CLR(sockfd, &rallfds);
- FD_CLR(sockfd, &wallfds);
- } else {
- io_buffers.out_len += nread;
+ while (1) {
+ ltk_grow_string(&io_buffers.out_buffer,
+ &io_buffers.out_alloc,
+ io_buffers.out_len + BLK_SIZE);
+ int nread = read(sockfd,
+ io_buffers.out_buffer + io_buffers.out_len,
+ BLK_SIZE);
+ if (nread < 0) {
+ /* FIXME: distinguish errors */
+ break;
+ } else if (nread == 0) {
+ FD_CLR(sockfd, &rallfds);
+ FD_CLR(sockfd, &wallfds);
+ break;
+ } else {
+ io_buffers.out_len += nread;
+ }
}
}
if (FD_ISSET(infd, &rfds)) {
- int nread = read(infd, tmp_buf, BLK_SIZE);
- if (nread < 0) {
- return 2;
- } else if (nread == 0) {
- FD_CLR(infd, &rallfds);
- } else {
- for (int i = 0; i < nread; i++) {
- if (last_newline) {
- int numlen = snprintf(num, sizeof(num), "%"PRIu32" ", seq);
- if (numlen < 0 || (unsigned)numlen >= sizeof(num))
- ltk_fatal("There's a bug in the universe.\n");
- ltk_grow_string(
- &io_buffers.in_buffer,
- &io_buffers.in_alloc,
- io_buffers.in_len + numlen
- );
- memcpy(io_buffers.in_buffer + io_buffers.in_len, num, numlen);
- io_buffers.in_len += numlen;
- last_newline = 0;
- seq++;
- }
- if (tmp_buf[i] == '\n')
- last_newline = 1;
- if (io_buffers.in_len == io_buffers.in_alloc) {
- ltk_grow_string(
- &io_buffers.in_buffer,
- &io_buffers.in_alloc,
- io_buffers.in_len + 1
- );
+ while (1) {
+ int nread = read(infd, tmp_buf, BLK_SIZE);
+ if (nread < 0) {
+ break;
+ } else if (nread == 0) {
+ FD_CLR(infd, &rallfds);
+ break;
+ } else {
+ for (int i = 0; i < nread; i++) {
+ if (last_newline) {
+ int numlen = snprintf(num, sizeof(num), "%"PRIu32" ", seq);
+ if (numlen < 0 || (unsigned)numlen >= sizeof(num))
+ ltk_fatal("There's a bug in the universe.\n");
+ ltk_grow_string(
+ &io_buffers.in_buffer,
+ &io_buffers.in_alloc,
+ io_buffers.in_len + numlen
+ );
+ memcpy(io_buffers.in_buffer + io_buffers.in_len, num, numlen);
+ io_buffers.in_len += numlen;
+ last_newline = 0;
+ seq++;
+ }
+ if (tmp_buf[i] == '\\') {
+ bs++;
+ bs %= 2;
+ } else if (tmp_buf[i] == '"' && !bs) {
+ in_str = !in_str;
+ } else if (tmp_buf[i] == '\n' && !in_str) {
+ last_newline = 1;
+ } else {
+ bs = 0;
+ }
+ if (io_buffers.in_len == io_buffers.in_alloc) {
+ ltk_grow_string(
+ &io_buffers.in_buffer,
+ &io_buffers.in_alloc,
+ io_buffers.in_len + 1
+ );
+ }
+ io_buffers.in_buffer[io_buffers.in_len++] = tmp_buf[i];
}
- io_buffers.in_buffer[io_buffers.in_len++] = tmp_buf[i];
}
}
}
if (FD_ISSET(sockfd, &wfds)) {
- int maxwrite = BLK_SIZE > io_buffers.in_len ?
- io_buffers.in_len : BLK_SIZE;
- int nwritten = write(sockfd, io_buffers.in_buffer, maxwrite);
- if (nwritten < 0) {
- return 2;
- } else {
- memmove(io_buffers.in_buffer,
- io_buffers.in_buffer + nwritten,
- io_buffers.in_len - nwritten);
- io_buffers.in_len -= nwritten;
+ while (io_buffers.in_len > 0) {
+ int maxwrite = BLK_SIZE > io_buffers.in_len ?
+ io_buffers.in_len : BLK_SIZE;
+ int nwritten = write(sockfd, io_buffers.in_buffer, maxwrite);
+ if (nwritten <= 0) {
+ break;
+ } else {
+ memmove(io_buffers.in_buffer,
+ io_buffers.in_buffer + nwritten,
+ io_buffers.in_len - nwritten);
+ io_buffers.in_len -= nwritten;
+ }
}
}
if (FD_ISSET(outfd, &wfds)) {
- int maxwrite = BLK_SIZE > io_buffers.out_len ?
- io_buffers.out_len : BLK_SIZE;
- int nwritten = write(outfd, io_buffers.out_buffer, maxwrite);
- if (nwritten < 0) {
- return 2;
- } else {
- memmove(io_buffers.out_buffer,
- io_buffers.out_buffer + nwritten,
- io_buffers.out_len - nwritten);
- io_buffers.out_len -= nwritten;
+ while (io_buffers.out_len > 0) {
+ int maxwrite = BLK_SIZE > io_buffers.out_len ?
+ io_buffers.out_len : BLK_SIZE;
+ int nwritten = write(outfd, io_buffers.out_buffer, maxwrite);
+ if (nwritten <= 0) {
+ break;
+ } else {
+ memmove(io_buffers.out_buffer,
+ io_buffers.out_buffer + nwritten,
+ io_buffers.out_len - nwritten);
+ io_buffers.out_len -= nwritten;
+ }
}
}
+ clock_gettime(CLOCK_MONOTONIC, &now);
+ ltk_timespecsub(&now, &last, &elapsed);
+ /* FIXME: configure framerate */
+ if (elapsed.tv_sec == 0 && elapsed.tv_nsec < 20000000LL) {
+ sleep_time.tv_nsec = 20000000LL - elapsed.tv_nsec;
+ nanosleep(&sleep_time, NULL);
+ }
+ last = now;
}
ltk_cleanup();
diff --git a/src/ltkc_img.c b/src/ltkc_img.c
@@ -0,0 +1,26 @@
+/* This is just a temporary hack to preprocess an image for sending it to
+ ltkd. The nicer way for this would be to have a special case for the
+ "image create" command in ltkc, but I was too lazy to implement that
+ right now. */
+
+#include <stdio.h>
+
+int main(int argc, char *argv[]) {
+ (void)argc;
+ (void)argv;
+ int c;
+ while ((c = getchar()) != EOF) {
+ switch (c) {
+ case '\\':
+ fputs("\\\\", stdout);
+ break;
+ case '"':
+ fputs("\\\"", stdout);
+ break;
+ default:
+ putchar(c);
+ }
+ }
+
+ return 0;
+}
diff --git a/src/ltkd.c b/src/ltkd.c
@@ -1,10 +1,8 @@
-/* FIXME: backslashes should be parsed properly! */
/* FIXME: Figure out how to properly print window id */
/* FIXME: error checking in tokenizer (is this necessary?) */
-/* FIXME: parsing doesn't work properly with bs? */
/* FIXME: strip whitespace at end of lines in socket format */
/*
- * Copyright (c) 2016-2018, 2020-2023 lumidify <nobody@lumidify.org>
+ * Copyright (c) 2016-2023 lumidify <nobody@lumidify.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -60,6 +58,8 @@
#include "scrollbar.h"
#include "box.h"
#include "menu.h"
+#include "image.h"
+#include "image_widget.h"
#include "macros.h"
#include "config.h"
@@ -70,11 +70,13 @@
#define WRITE_BLK_SIZE 128
struct token_list {
- char **tokens;
+ ltk_cmd_token *tokens;
+ /* FIXME: size_t everywhere */
int num_tokens;
int num_alloc;
};
+/* FIXME: switch to size_t */
static struct ltk_sock_info {
int fd; /* file descriptor for socket connection */
int event_mask; /* events to send to socket */
@@ -132,7 +134,7 @@ static int push_token(struct token_list *tl, char *token);
static int read_sock(struct ltk_sock_info *sock);
static int write_sock(struct ltk_sock_info *sock);
static int tokenize_command(struct ltk_sock_info *sock);
-static int ltk_set_root_widget_cmd(ltk_window *window, char **tokens, int num_tokens, ltk_error *err);
+static int ltk_set_root_widget_cmd(ltk_window *window, ltk_cmd_token *tokens, int num_tokens, ltk_error *err);
static int process_commands(ltk_window *window, int client);
static int add_client(int fd);
static int listen_sock(const char *sock_path);
@@ -156,7 +158,7 @@ typedef struct {
int (*register_keypress)(const char *, size_t, ltk_keypress_binding);
int (*register_keyrelease)(const char *, size_t, ltk_keyrelease_binding);
void (*cleanup)(void);
- int (*cmd)(ltk_window *, char **, size_t, ltk_error *);
+ int (*cmd)(ltk_window *, ltk_cmd_token *, size_t, ltk_error *);
} ltk_widget_funcs;
/* FIXME: use binary search when searching for the widget */
@@ -212,6 +214,16 @@ ltk_widget_funcs widget_funcs[] = {
.cmd = <k_label_cmd
},
{
+ .name = "image",
+ .ini_handler = NULL,
+ .fill_theme_defaults = NULL,
+ .uninitialize_theme = NULL,
+ .register_keypress = NULL,
+ .register_keyrelease = NULL,
+ .cleanup = NULL,
+ .cmd = <k_image_widget_cmd
+ },
+ {
.name = "menu",
.ini_handler = <k_menu_ini_handler,
.fill_theme_defaults = <k_menu_fill_theme_defaults,
@@ -346,6 +358,9 @@ static struct {
int listenfd;
} sock_state;
+/* FIXME: this is extremely dangerous right now because pretty much any command
+ can be executed, so for instance the widget that caused the lock could also
+ be destroyed, causing issues when this function returns */
int
ltk_handle_lock_client(ltk_window *window, int client) {
if (client < 0 || client >= MAX_SOCK_CONNS || sockets[client].fd == -1)
@@ -356,24 +371,30 @@ ltk_handle_lock_client(ltk_window *window, int client) {
FD_ZERO(&wallfds);
FD_SET(clifd, &rallfds);
FD_SET(clifd, &wallfds);
- int rretval, wretval;
- struct timeval tv, tv_master;
- tv_master.tv_sec = 0;
- tv_master.tv_usec = 20000;
+ int retval;
+ struct timeval tv;
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
+ struct timespec now, elapsed, last, sleep_time;
+ clock_gettime(CLOCK_MONOTONIC, &last);
+ sleep_time.tv_sec = 0;
while (1) {
rfds = rallfds;
wfds = wallfds;
- /* separate these because the writing fds are usually
- always ready for writing */
- tv = tv_master;
- rretval = select(clifd + 1, &rfds, NULL, NULL, &tv);
- /* value of tv doesn't really matter anymore here because the
- necessary framerate-limiting delay is already done */
- wretval = select(clifd + 1, NULL, &wfds, NULL, &tv);
-
- if (rretval > 0 || ((sockets[client].write_cur != sockets[client].write_len) && wretval > 0)) {
+ retval = select(clifd + 1, &rfds, &wfds, NULL, &tv);
+
+ if (retval > 0) {
if (FD_ISSET(clifd, &rfds)) {
- if (read_sock(&sockets[client]) == 0) {
+ int ret;
+ while ((ret = read_sock(&sockets[client])) == 1) {
+ int pret;
+ if ((pret = process_commands(window, client)) == 1)
+ return 1;
+ else if (pret == -1)
+ return 0;
+ }
+ /* FIXME: maybe also return on read error? or would that be dangerous? */
+ if (ret == 0) {
FD_CLR(clifd, &sock_state.rallfds);
FD_CLR(clifd, &sock_state.wallfds);
ltk_widget_remove_client(client);
@@ -390,18 +411,21 @@ ltk_handle_lock_client(ltk_window *window, int client) {
break;
}
return 0;
- } else {
- int ret;
- if ((ret = process_commands(window, client)) == 1)
- return 1;
- else if (ret == -1)
- return 0;
}
}
if (FD_ISSET(clifd, &wfds)) {
+ /* FIXME: call in loop like above */
write_sock(&sockets[client]);
}
}
+ clock_gettime(CLOCK_MONOTONIC, &now);
+ ltk_timespecsub(&now, &last, &elapsed);
+ /* FIXME: configure framerate */
+ if (elapsed.tv_sec == 0 && elapsed.tv_nsec < 20000000LL) {
+ sleep_time.tv_nsec = 20000000LL - elapsed.tv_nsec;
+ nanosleep(&sleep_time, NULL);
+ }
+ last = now;
}
return 0;
}
@@ -410,12 +434,11 @@ static int
ltk_mainloop(ltk_window *window) {
ltk_event event;
fd_set rfds, wfds;
- int rretval, wretval;
+ int retval;
int clifd;
- struct timeval tv, tv_master;
- tv_master.tv_sec = 0;
- /* FIXME: configure this number */
- tv_master.tv_usec = 20000;
+ struct timeval tv;
+ tv.tv_sec = 0;
+ tv.tv_usec = 0;
FD_ZERO(&sock_state.rallfds);
FD_ZERO(&sock_state.wallfds);
@@ -434,10 +457,10 @@ ltk_mainloop(ltk_window *window) {
/* FIXME: make time management smarter - maybe always figure out how long
it will take until the next timer is due and then sleep if no other events
are happening */
- struct timespec now, elapsed, last;
+ struct timespec now, elapsed, last, lasttimer, sleep_time;
clock_gettime(CLOCK_MONOTONIC, &last);
-
- /* FIXME: framerate limiting for draw */
+ lasttimer = last;
+ sleep_time.tv_sec = 0;
/* initialize keyboard mapping */
ltk_generate_keyboard_event(window->renderdata, &event);
@@ -473,17 +496,11 @@ ltk_mainloop(ltk_window *window) {
}
rfds = sock_state.rallfds;
wfds = sock_state.wallfds;
- /* separate these because the writing fds are usually
- always ready for writing */
- tv = tv_master;
- rretval = select(sock_state.maxfd + 1, &rfds, NULL, NULL, &tv);
- /* value of tv doesn't really matter anymore here because the
- necessary framerate-limiting delay is already done */
- wretval = select(sock_state.maxfd + 1, NULL, &wfds, NULL, &tv);
+ retval = select(sock_state.maxfd + 1, &rfds, &wfds, NULL, &tv);
while (!ltk_next_event(window->renderdata, window->clipboard, window->cur_kbd, &event))
ltk_handle_event(window, &event);
- if (rretval > 0 || (sock_write_available && wretval > 0)) {
+ if (retval > 0) {
if (FD_ISSET(sock_state.listenfd, &rfds)) {
if ((clifd = accept_sock(sock_state.listenfd)) < 0) {
/* FIXME: Just log this! */
@@ -502,11 +519,23 @@ ltk_mainloop(ltk_window *window) {
if ((clifd = sockets[i].fd) < 0)
continue;
if (FD_ISSET(clifd, &rfds)) {
- if (read_sock(&sockets[i]) == 0) {
+ /* FIXME: better error handling - this assumes error
+ is always because read would block */
+ /* FIXME: maybe maximum number of iterations here to
+ avoid choking on a lot of data? although such a
+ large amount of data would probably cause other
+ problems anyways */
+ /* or maybe measure time and break after max time? */
+ int ret;
+ while ((ret = read_sock(&sockets[i])) == 1) {
+ process_commands(window, i);
+ }
+ if (ret == 0) {
ltk_widget_remove_client(i);
FD_CLR(clifd, &sock_state.rallfds);
FD_CLR(clifd, &sock_state.wallfds);
sockets[i].fd = -1;
+ /* FIXME: what to do on error? */
close(clifd);
int newmaxsocket = -1;
for (int j = 0; j <= maxsocket; j++) {
@@ -518,18 +547,23 @@ ltk_mainloop(ltk_window *window) {
ltk_quit(window);
break;
}
- } else {
- process_commands(window, i);
}
}
+ /* FIXME: maybe ignore SIGPIPE signal - then don't call FD_CLR
+ for wallfds above but rather when write fails with EPIPE */
+ /* -> this would possibly allow data to be written still in the
+ hypothetical scenario that only the writing end of the socket
+ is closed (and ltkd wouldn't crash if only the reading end is
+ closed) */
if (FD_ISSET(clifd, &wfds)) {
+ /* FIXME: also call in loop like reading above */
write_sock(&sockets[i]);
}
}
}
clock_gettime(CLOCK_MONOTONIC, &now);
- ltk_timespecsub(&now, &last, &elapsed);
+ ltk_timespecsub(&now, &lasttimer, &elapsed);
/* Note: it should be safe to give the same pointer as the first and
last argument, as long as ltk_timespecsub/add isn't changed incompatibly */
size_t i = 0;
@@ -539,7 +573,7 @@ ltk_mainloop(ltk_window *window) {
(timers[i].remaining.tv_sec == 0 && timers[i].remaining.tv_nsec == 0)) {
timers[i].callback(timers[i].data);
if (timers[i].repeat.tv_sec == 0 && timers[i].repeat.tv_nsec == 0) {
- /* remove timers because it has no repeat */
+ /* remove timer because it has no repeat */
memmove(timers + i, timers + i + 1, sizeof(ltk_timer) * (timers_num - i - 1));
} else {
ltk_timespecadd(&timers[i].remaining, &timers[i].repeat, &timers[i].remaining);
@@ -549,13 +583,22 @@ ltk_mainloop(ltk_window *window) {
i++;
}
}
- last = now;
+ lasttimer = now;
if (window->dirty_rect.w != 0 && window->dirty_rect.h != 0) {
ltk_redraw_window(window);
window->dirty_rect.w = 0;
window->dirty_rect.h = 0;
}
+
+ clock_gettime(CLOCK_MONOTONIC, &now);
+ ltk_timespecsub(&now, &last, &elapsed);
+ /* FIXME: configure framerate */
+ if (elapsed.tv_sec == 0 && elapsed.tv_nsec < 20000000LL) {
+ sleep_time.tv_nsec = 20000000LL - elapsed.tv_nsec;
+ nanosleep(&sleep_time, NULL);
+ }
+ last = now;
}
ltk_cleanup();
@@ -704,7 +747,7 @@ ltk_log_msg(const char *mode, const char *format, va_list args) {
static int
ltk_set_root_widget_cmd(
ltk_window *window,
- char **tokens,
+ ltk_cmd_token *tokens,
int num_tokens,
ltk_error *err) {
ltk_widget *widget;
@@ -712,8 +755,12 @@ ltk_set_root_widget_cmd(
err->type = ERR_INVALID_NUMBER_OF_ARGUMENTS;
err->arg = -1;
return 1;
+ } else if (tokens[1].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 1;
+ return 1;
}
- widget = ltk_get_widget(tokens[1], LTK_WIDGET_ANY, err);
+ widget = ltk_get_widget(tokens[1].text, LTK_WIDGET_ANY, err);
if (!widget) {
err->arg = 1;
return 1;
@@ -1167,6 +1214,9 @@ ltk_create_window(const char *title, int x, int y, unsigned int w, unsigned int
int tw, th;
ltk_text_line_get_size(tmp, &tw, &th);
ltk_text_line_destroy(tmp);
+ /* FIXME: cache doesn't really make any sense right now anyways
+ since images are only loaded from memory */
+ ltk_image_init(window->renderdata, 0);
return window;
}
@@ -1342,12 +1392,14 @@ push_token(struct token_list *tl, char *token) {
if (tl->num_tokens >= tl->num_alloc) {
new_size = (tl->num_alloc * 2) > (tl->num_tokens + 1) ?
(tl->num_alloc * 2) : (tl->num_tokens + 1);
- char **new = ltk_realloc(tl->tokens, new_size * sizeof(char *));
+ ltk_cmd_token *new = ltk_reallocarray(tl->tokens, new_size, sizeof(ltk_cmd_token));
if (!new) return -1;
tl->tokens = new;
tl->num_alloc = new_size;
}
- tl->tokens[tl->num_tokens++] = token;
+ tl->tokens[tl->num_tokens].text = token;
+ tl->tokens[tl->num_tokens].len = 0;
+ tl->tokens[tl->num_tokens++].contains_nul = 0;
return 0;
}
@@ -1434,6 +1486,11 @@ accept_sock(int listenfd) {
if ((clifd = accept(listenfd, (struct sockaddr *)&un, &len)) < 0) {
return -1;
}
+ if (set_nonblock(clifd)) {
+ /* FIXME: what could even be done if close fails? */
+ close(clifd);
+ return -1;
+ }
return clifd;
}
@@ -1452,7 +1509,7 @@ read_sock(struct ltk_sock_info *sock) {
afterthought and really needs to be cleaned up */
if (sock->read != old) {
for (int i = 0; i < sock->tokens.num_tokens; i++) {
- sock->tokens.tokens[i] = sock->read + (sock->tokens.tokens[i] - old);
+ sock->tokens.tokens[i].text = sock->read + (sock->tokens.tokens[i].text - old);
}
}
nread = read(sock->fd, sock->read + sock->read_len, READ_BLK_SIZE);
@@ -1467,7 +1524,7 @@ read_sock(struct ltk_sock_info *sock) {
Returns -1 on error, 0 otherwise. */
static int
write_sock(struct ltk_sock_info *sock) {
- if (!sock->write_len)
+ if (sock->write_len == sock->write_cur)
return 0;
int write_len = WRITE_BLK_SIZE > sock->write_len - sock->write_cur ?
sock->write_len - sock->write_cur : WRITE_BLK_SIZE;
@@ -1495,6 +1552,7 @@ write_sock(struct ltk_sock_info *sock) {
static void
move_write_pos(struct ltk_sock_info *sock) {
+ /* FIXME: also resize if too large */
if (sock->write_cur > 0) {
memmove(sock->to_write, sock->to_write + sock->write_cur,
sock->write_len - sock->write_cur);
@@ -1564,12 +1622,17 @@ ltk_queue_sock_write_fmt(int client, const char *fmt, ...) {
static int
tokenize_command(struct ltk_sock_info *sock) {
for (; sock->read_cur < sock->read_len; sock->read_cur++) {
+ /* FIXME: strip extra whitespace? Or maybe just have a "hard" protocol where it always has to be one space. */
if (!sock->in_token) {
push_token(&sock->tokens, sock->read + sock->read_cur - sock->offset);
sock->in_token = 1;
}
if (sock->read[sock->read_cur] == '\\') {
sock->bs++;
+ if (sock->bs / 2)
+ sock->offset++;
+ else
+ sock->tokens.tokens[sock->tokens.num_tokens - 1].len++;
sock->bs %= 2;
sock->read[sock->read_cur-sock->offset] = '\\';
} else if (sock->read[sock->read_cur] == '\n' && !sock->in_str) {
@@ -1577,6 +1640,7 @@ tokenize_command(struct ltk_sock_info *sock) {
sock->read_cur++;
sock->offset = 0;
sock->in_token = 0;
+ sock->bs = 0;
return 0;
} else if (sock->read[sock->read_cur] == '"') {
sock->offset++;
@@ -1589,8 +1653,13 @@ tokenize_command(struct ltk_sock_info *sock) {
} else if (sock->read[sock->read_cur] == ' ' && !sock->in_str) {
sock->read[sock->read_cur-sock->offset] = '\0';
sock->in_token = !sock->in_token;
+ sock->bs = 0;
} else {
sock->read[sock->read_cur-sock->offset] = sock->read[sock->read_cur];
+ /* FIXME: assert that num_tokens > 0 */
+ sock->tokens.tokens[sock->tokens.num_tokens - 1].len++;
+ if (sock->read[sock->read_cur] == '\0')
+ sock->tokens.tokens[sock->tokens.num_tokens - 1].contains_nul = 1;
sock->bs = 0;
}
}
@@ -1602,42 +1671,61 @@ tokenize_command(struct ltk_sock_info *sock) {
/* FIXME: this is really ugly and inefficient right now - it will be replaced with something
more generic at some point (or maybe just with a binary protocol?) */
static int
-handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err) {
+handle_mask_command(int client, ltk_cmd_token *tokens, size_t num_tokens, ltk_error *err) {
if (num_tokens != 4 && num_tokens != 5) {
err->type = ERR_INVALID_NUMBER_OF_ARGUMENTS;
err->arg = -1;
return 1;
}
+ /* FIXME: make this nicer */
+ /* -> use generic cmd handling like the widgets */
+ if (tokens[1].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 1;
+ return 1;
+ } else if (tokens[2].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 2;
+ return 1;
+ } else if (tokens[3].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 3;
+ return 1;
+ } else if (num_tokens == 5 && tokens[4].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 4;
+ return 1;
+ }
uint32_t mask = 0;
int lock = 0;
int special = 0;
- ltk_widget *widget = ltk_get_widget(tokens[1], LTK_WIDGET_ANY, err);
+ ltk_widget *widget = ltk_get_widget(tokens[1].text, LTK_WIDGET_ANY, err);
if (!widget) {
err->arg = 1;
return 1;
}
- if (!strcmp(tokens[2], "widget")) {
- if (!strcmp(tokens[3], "mousepress")) {
+ if (!strcmp(tokens[2].text, "widget")) {
+ if (!strcmp(tokens[3].text, "mousepress")) {
mask = LTK_PEVENTMASK_MOUSEPRESS;
- } else if (!strcmp(tokens[3], "mouserelease")) {
+ } else if (!strcmp(tokens[3].text, "mouserelease")) {
mask = LTK_PEVENTMASK_MOUSERELEASE;
- } else if (!strcmp(tokens[3], "mousemotion")) {
+ } else if (!strcmp(tokens[3].text, "mousemotion")) {
mask = LTK_PEVENTMASK_MOUSEMOTION;
- } else if (!strcmp(tokens[3], "configure")) {
+ } else if (!strcmp(tokens[3].text, "configure")) {
mask = LTK_PEVENTMASK_CONFIGURE;
- } else if (!strcmp(tokens[3], "statechange")) {
+ } else if (!strcmp(tokens[3].text, "statechange")) {
mask = LTK_PEVENTMASK_STATECHANGE;
- } else if (!strcmp(tokens[3], "none")) {
+ } else if (!strcmp(tokens[3].text, "none")) {
mask = LTK_PEVENTMASK_NONE;
} else {
err->type = ERR_INVALID_ARGUMENT;
err->arg = 3;
return 1;
}
- } else if (!strcmp(tokens[2], "menuentry")) {
- if (!strcmp(tokens[3], "press")) {
+ } else if (!strcmp(tokens[2].text, "menuentry")) {
+ if (!strcmp(tokens[3].text, "press")) {
mask = LTK_PWEVENTMASK_MENUENTRY_PRESS;
- } else if (!strcmp(tokens[3], "none")) {
+ } else if (!strcmp(tokens[3].text, "none")) {
mask = LTK_PWEVENTMASK_MENUENTRY_NONE;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -1645,10 +1733,10 @@ handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err
return 1;
}
special = 1;
- } else if (!strcmp(tokens[2], "button")) {
- if (!strcmp(tokens[3], "press")) {
+ } else if (!strcmp(tokens[2].text, "button")) {
+ if (!strcmp(tokens[3].text, "press")) {
mask = LTK_PWEVENTMASK_BUTTON_PRESS;
- } else if (!strcmp(tokens[3], "none")) {
+ } else if (!strcmp(tokens[3].text, "none")) {
mask = LTK_PWEVENTMASK_BUTTON_NONE;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -1662,7 +1750,7 @@ handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err
return 1;
}
if (num_tokens == 5) {
- if (!strcmp(tokens[4], "lock")) {
+ if (!strcmp(tokens[4].text, "lock")) {
lock = 1;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -1671,7 +1759,7 @@ handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err
}
}
- if (!strcmp(tokens[0], "mask-add")) {
+ if (!strcmp(tokens[0].text, "mask-add")) {
if (lock) {
if (special)
ltk_widget_add_to_event_lwmask(widget, client, mask);
@@ -1683,7 +1771,7 @@ handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err
else
ltk_widget_add_to_event_mask(widget, client, mask);
}
- } else if (!strcmp(tokens[0], "mask-set")) {
+ } else if (!strcmp(tokens[0].text, "mask-set")) {
if (lock) {
if (special)
ltk_widget_set_event_lwmask(widget, client, mask);
@@ -1695,7 +1783,7 @@ handle_mask_command(int client, char **tokens, size_t num_tokens, ltk_error *err
else
ltk_widget_set_event_mask(widget, client, mask);
}
- } else if (!strcmp(tokens[0], "mask-remove")) {
+ } else if (!strcmp(tokens[0].text, "mask-remove")) {
if (lock) {
if (special)
ltk_widget_remove_from_event_lwmask(widget, client, mask);
@@ -1723,7 +1811,7 @@ process_commands(ltk_window *window, int client) {
if (client < 0 || client >= MAX_SOCK_CONNS || sockets[client].fd == -1)
return 0;
struct ltk_sock_info *sock = &sockets[client];
- char **tokens;
+ ltk_cmd_token *tokens;
int num_tokens;
ltk_error errdetail = {ERR_NONE, -1};
int err;
@@ -1731,7 +1819,9 @@ process_commands(ltk_window *window, int client) {
int last = 0;
uint32_t seq;
const char *errstr;
+ int contains_nul = 0;
while (!tokenize_command(sock)) {
+ contains_nul = 0;
err = 0;
tokens = sock->tokens.tokens;
num_tokens = sock->tokens.num_tokens;
@@ -1740,43 +1830,48 @@ process_commands(ltk_window *window, int client) {
errdetail.arg = -1;
err = 1;
} else {
- seq = (uint32_t)ltk_strtonum(tokens[0], 0, UINT32_MAX, &errstr);
+ contains_nul = tokens[0].contains_nul;
+ seq = (uint32_t)ltk_strtonum(tokens[0].text, 0, UINT32_MAX, &errstr);
tokens++;
num_tokens--;
- if (errstr) {
+ if (errstr || contains_nul) {
errdetail.type = ERR_INVALID_SEQNUM;
errdetail.arg = -1;
err = 1;
seq = sock->last_seq;
- } else if (strcmp(tokens[0], "set-root-widget") == 0) {
+ } else if (tokens[0].contains_nul) {
+ errdetail.type = ERR_INVALID_ARGUMENT;
+ errdetail.arg = 0;
+ err = 1;
+ seq = sock->last_seq;
+ } else if (strcmp(tokens[0].text, "set-root-widget") == 0) {
err = ltk_set_root_widget_cmd(window, tokens, num_tokens, &errdetail);
- } else if (strcmp(tokens[0], "quit") == 0) {
+ } else if (strcmp(tokens[0].text, "quit") == 0) {
ltk_quit(window);
last = 1;
- } else if (strcmp(tokens[0], "destroy") == 0) {
+ } else if (strcmp(tokens[0].text, "destroy") == 0) {
err = ltk_widget_destroy_cmd(window, tokens, num_tokens, &errdetail);
- } else if (strncmp(tokens[0], "mask", 4) == 0) {
+ } else if (strncmp(tokens[0].text, "mask", 4) == 0) {
err = handle_mask_command(client, tokens, num_tokens, &errdetail);
- } else if (strcmp(tokens[0], "event-unlock") == 0) {
+ } else if (strcmp(tokens[0].text, "event-unlock") == 0) {
if (num_tokens != 2) {
errdetail.type = ERR_INVALID_NUMBER_OF_ARGUMENTS;
errdetail.arg = -1;
err = 1;
- } else if (strcmp(tokens[1], "true") == 0) {
+ } else if (!tokens[1].contains_nul && strcmp(tokens[1].text, "true") == 0) {
retval = 1;
- } else if (strcmp(tokens[1], "false") == 0) {
+ } else if (!tokens[1].contains_nul && strcmp(tokens[1].text, "false") == 0) {
retval = -1;
} else {
err = 1;
errdetail.type = ERR_INVALID_ARGUMENT;
- errdetail.arg = -1;
errdetail.arg = 1;
}
last = 1;
} else {
int found = 0;
for (size_t i = 0; i < LENGTH(widget_funcs); i++) {
- if (widget_funcs[i].cmd && !strcmp(tokens[0], widget_funcs[i].name)) {
+ if (widget_funcs[i].cmd && !strcmp(tokens[0].text, widget_funcs[i].name)) {
err = widget_funcs[i].cmd(window, tokens, num_tokens, &errdetail);
found = 1;
}
@@ -1802,12 +1897,12 @@ process_commands(ltk_window *window, int client) {
if (last)
break;
}
- if (sock->tokens.num_tokens > 0 && sock->tokens.tokens[0] != sock->read) {
- memmove(sock->read, sock->tokens.tokens[0], sock->read + sock->read_len - sock->tokens.tokens[0]);
- ptrdiff_t offset = sock->tokens.tokens[0] - sock->read;
+ if (sock->tokens.num_tokens > 0 && sock->tokens.tokens[0].text != sock->read) {
+ memmove(sock->read, sock->tokens.tokens[0].text, sock->read + sock->read_len - sock->tokens.tokens[0].text);
+ ptrdiff_t offset = sock->tokens.tokens[0].text - sock->read;
/* Hmm, seems a bit ugly... */
for (int i = 0; i < sock->tokens.num_tokens; i++) {
- sock->tokens.tokens[i] -= offset;
+ sock->tokens.tokens[i].text -= offset;
}
sock->read_len -= offset;
sock->read_cur -= offset;
diff --git a/src/macros.h b/src/macros.h
@@ -2,6 +2,8 @@
#define _MACROS_H_
/* stolen from OpenBSD */
+/* Note: some code calls these macros with the same first and last
+ argument, so it is important that that doesn't cause bad behavior. */
#define ltk_timespecadd(tsp, usp, vsp) \
do { \
(vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec; \
diff --git a/src/menu.c b/src/menu.c
@@ -1346,7 +1346,7 @@ static int
ltk_menu_cmd_create(
ltk_window *window,
ltk_menu *menu_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)menu_unneeded;
@@ -1377,7 +1377,7 @@ static int
ltk_menu_cmd_insert_entry(
ltk_window *window,
ltk_menu *menu,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -1398,7 +1398,7 @@ static int
ltk_menu_cmd_add_entry(
ltk_window *window,
ltk_menu *menu,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -1418,7 +1418,7 @@ static int
ltk_menu_cmd_remove_entry_index(
ltk_window *window,
ltk_menu *menu,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -1438,7 +1438,7 @@ static int
ltk_menu_cmd_remove_entry_id(
ltk_window *window,
ltk_menu *menu,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -1458,7 +1458,7 @@ static int
ltk_menu_cmd_remove_all_entries(
ltk_window *window,
ltk_menu *menu,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)window;
@@ -1474,7 +1474,7 @@ static int
ltk_menuentry_cmd_create(
ltk_window *window,
ltk_menuentry *e_unneeded,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)e_unneeded;
@@ -1501,7 +1501,7 @@ static int
ltk_menuentry_cmd_attach_submenu(
ltk_window *window,
ltk_menuentry *e,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
ltk_cmdarg_parseinfo cmd[] = {
@@ -1523,7 +1523,7 @@ static int
ltk_menuentry_cmd_detach_submenu(
ltk_window *window,
ltk_menuentry *e,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)window;
@@ -1539,7 +1539,7 @@ ltk_menuentry_cmd_detach_submenu(
static struct menu_cmd {
char *name;
- int (*func)(ltk_window *, ltk_menu *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_menu *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} menu_cmds[] = {
{"add-entry", <k_menu_cmd_add_entry, 0},
@@ -1552,7 +1552,7 @@ static struct menu_cmd {
static struct menuentry_cmd {
char *name;
- int (*func)(ltk_window *, ltk_menuentry *, char **, size_t, ltk_error *);
+ int (*func)(ltk_window *, ltk_menuentry *, ltk_cmd_token *, size_t, ltk_error *);
int needs_all;
} menuentry_cmds[] = {
{"attach-submenu", <k_menuentry_cmd_attach_submenu, 0},
diff --git a/src/menu.h b/src/menu.h
@@ -17,6 +17,7 @@
#ifndef LTK_MENU_H
#define LTK_MENU_H
+#include "cmd.h"
#include "ltk.h"
#include "text.h"
#include "widget.h"
@@ -69,18 +70,7 @@ int ltk_submenuentry_ini_handler(ltk_window *window, const char *prop, const cha
int ltk_submenuentry_fill_theme_defaults(ltk_window *window);
void ltk_submenuentry_uninitialize_theme(ltk_window *window);
-int ltk_menu_cmd(
- ltk_window *window,
- char **tokens,
- size_t num_tokens,
- ltk_error *err
-);
-
-int ltk_menuentry_cmd(
- ltk_window *window,
- char **tokens,
- size_t num_tokens,
- ltk_error *err
-);
+GEN_CMD_HELPERS_PROTO(ltk_menu_cmd)
+GEN_CMD_HELPERS_PROTO(ltk_menuentry_cmd)
#endif /* LTK_MENU_H */
diff --git a/src/proto_types.h b/src/proto_types.h
@@ -1,16 +1,17 @@
#ifndef LTK_PROTO_TYPES_H
#define LTK_PROTO_TYPES_H
-#define LTK_WIDGET_UNKNOWN 0
-#define LTK_WIDGET_ANY 1
-#define LTK_WIDGET_GRID 2
-#define LTK_WIDGET_BUTTON 3
-#define LTK_WIDGET_LABEL 4
-#define LTK_WIDGET_BOX 5
-#define LTK_WIDGET_MENU 6
-#define LTK_WIDGET_MENUENTRY 7
-#define LTK_WIDGET_ENTRY 8
-#define LTK_NUM_WIDGETS 9
+#define LTK_WIDGET_UNKNOWN 0
+#define LTK_WIDGET_ANY 1
+#define LTK_WIDGET_GRID 2
+#define LTK_WIDGET_BUTTON 3
+#define LTK_WIDGET_LABEL 4
+#define LTK_WIDGET_BOX 5
+#define LTK_WIDGET_MENU 6
+#define LTK_WIDGET_MENUENTRY 7
+#define LTK_WIDGET_ENTRY 8
+#define LTK_WIDGET_IMAGE 9
+#define LTK_NUM_WIDGETS 10
#define LTK_WIDGETMASK_UNKNOWN (UINT32_C(1) << LTK_WIDGET_UNKNOWN)
#define LTK_WIDGETMASK_ANY (UINT32_C(0xFFFF))
@@ -21,6 +22,7 @@
#define LTK_WIDGETMASK_MENU (UINT32_C(1) << LTK_WIDGET_MENU)
#define LTK_WIDGETMASK_MENUENTRY (UINT32_C(1) << LTK_WIDGET_MENUENTRY)
#define LTK_WIDGETMASK_ENTRY (UINT32_C(1) << LTK_WIDGET_ENTRY)
+#define LTK_WIDGETMASK_IMAGE (UINT32_C(1) << LTK_WIDGET_IMAGE)
/* P == protocol; W == widget */
diff --git a/src/text_pango.c b/src/text_pango.c
@@ -101,6 +101,7 @@ ltk_text_line_create(ltk_text_context *ctx, uint16_t font_size, char *text, int
tl->text = ltk_strdup(text);
tl->len = strlen(tl->text);
tl->font_size = font_size;
+ /* FIXME: does this ever return NULL? */
tl->layout = pango_layout_new(ctx->context);
PangoFontDescription *desc = pango_font_description_from_string(ctx->default_font);
diff --git a/src/util.c b/src/util.c
@@ -15,6 +15,7 @@
*/
#include <pwd.h>
+#include <fcntl.h>
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
@@ -409,3 +410,13 @@ next_utf8(char *text, size_t len, size_t index) {
i++;
return i;
}
+
+int
+set_nonblock(int fd) {
+ int flags = fcntl(fd, F_GETFL, 0);
+ if (flags == -1)
+ return -1;
+ if (fcntl(fd, F_SETFL, flags | O_NONBLOCK))
+ return -1;
+ return 0;
+}
diff --git a/src/util.h b/src/util.h
@@ -53,6 +53,8 @@ int str_array_equal(const char *terminated, const char *array, size_t len);
size_t prev_utf8(char *text, size_t index);
size_t next_utf8(char *text, size_t len, size_t index);
+int set_nonblock(int fd);
+
#define LENGTH(X) (sizeof(X) / sizeof(X[0]))
#endif /* _LTK_UTIL_H_ */
diff --git a/src/widget.c b/src/widget.c
@@ -1301,7 +1301,7 @@ ltk_widget_destroy(ltk_widget *widget, int shallow, ltk_error *err) {
int
ltk_widget_destroy_cmd(
ltk_window *window,
- char **tokens,
+ ltk_cmd_token *tokens,
size_t num_tokens,
ltk_error *err) {
(void)window;
@@ -1311,10 +1311,19 @@ ltk_widget_destroy_cmd(
err->arg = -1;
return 1;
}
+ if (tokens[1].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 1;
+ return 1;
+ } else if (num_tokens == 3 && tokens[2].contains_nul) {
+ err->type = ERR_INVALID_ARGUMENT;
+ err->arg = 2;
+ return 1;
+ }
if (num_tokens == 3) {
- if (strcmp(tokens[2], "deep") == 0) {
+ if (strcmp(tokens[2].text, "deep") == 0) {
shallow = 0;
- } else if (strcmp(tokens[2], "shallow") == 0) {
+ } else if (strcmp(tokens[2].text, "shallow") == 0) {
shallow = 1;
} else {
err->type = ERR_INVALID_ARGUMENT;
@@ -1322,7 +1331,7 @@ ltk_widget_destroy_cmd(
return 1;
}
}
- ltk_widget *widget = ltk_get_widget(tokens[1], LTK_WIDGET_ANY, err);
+ ltk_widget *widget = ltk_get_widget(tokens[1].text, LTK_WIDGET_ANY, err);
if (!widget) {
err->arg = 1;
return 1;
diff --git a/src/widget.h b/src/widget.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2021, 2022 lumidify <nobody@lumidify.org>
+ * Copyright (c) 2021-2023 lumidify <nobody@lumidify.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -44,7 +44,10 @@ typedef enum {
LTK_STICKY_LEFT = 1 << 0,
LTK_STICKY_RIGHT = 1 << 1,
LTK_STICKY_TOP = 1 << 2,
- LTK_STICKY_BOTTOM = 1 << 3
+ LTK_STICKY_BOTTOM = 1 << 3,
+ LTK_STICKY_SHRINK_WIDTH = 1 << 4,
+ LTK_STICKY_SHRINK_HEIGHT = 1 << 5,
+ LTK_STICKY_PRESERVE_ASPECT_RATIO = 1 << 6,
} ltk_sticky_mask;
typedef enum {
@@ -164,7 +167,7 @@ struct ltk_widget_vtable {
void ltk_widget_hide(ltk_widget *widget);
int ltk_widget_destroy(ltk_widget *widget, int shallow, ltk_error *err);
-int ltk_widget_destroy_cmd(struct ltk_window *window, char **tokens, size_t num_tokens, ltk_error *err);
+int ltk_widget_destroy_cmd(struct ltk_window *window, ltk_cmd_token *tokens, size_t num_tokens, ltk_error *err);
void ltk_fill_widget_defaults(ltk_widget *widget, const char *id, struct ltk_window *window,
struct ltk_widget_vtable *vtable, int w, int h);
void ltk_widget_change_state(ltk_widget *widget, ltk_widget_state old_state);
diff --git a/test.gui b/test.gui
@@ -5,23 +5,23 @@ grid grd1 set-column-weight 0 1
grid grd1 set-column-weight 1 1
set-root-widget grd1
box box1 create vertical
-grid grd1 add box1 0 0 1 1 nsew
+grid grd1 add box1 0 0 1 1 lrtb
button btn1 create "I'm a button!"
button btn2 create "I'm also a button!"
button btn3 create "I'm another boring button."
-box box1 add btn1 ew
-box box1 add btn2 e
+box box1 add btn1 lr
+box box1 add btn2 r
box box1 add btn3
box box2 create vertical
-grid grd1 add box2 1 0 1 1 nsew
+grid grd1 add box2 1 0 1 1 lrtb
button btn4 create "2 I'm a button!"
button btn5 create "2 I'm also a button!"
button btn6 create "2 I'm another boring button."
-box box2 add btn4 ew
-box box2 add btn5 e
+box box2 add btn4 lr
+box box2 add btn5 r
box box2 add btn6
button btn7 create "Button 7"
button btn8 create "Button 8"
-grid grd1 add btn7 0 1 1 1 nsew
-grid grd1 add btn8 1 1 1 1 ew
+grid grd1 add btn7 0 1 1 1 lrtb
+grid grd1 add btn8 1 1 1 1 lr
mask-add btn1 button press
diff --git a/test2.gui b/test2.gui
@@ -41,5 +41,5 @@ menuentry entry14 attach-submenu submenu2
submenu submenu3 create
menu submenu3 add-entry entry16
menuentry entry15 attach-submenu submenu3
-grid grd1 add menu1 0 0 1 1 ew
+grid grd1 add menu1 0 0 1 1 lr
mask-add entry10 menuentry press
diff --git a/test3.gui b/test3.gui
@@ -13,4 +13,4 @@ grid grd1 add btn2 1 0 1 1
grid grd1 add btn3 2 0 1 1
mask-add btn1 button press
entry entry1 create "Hi"
-grid grd1 add entry1 3 0 1 1 ew
+grid grd1 add entry1 3 0 1 1 w
diff --git a/test3.sh b/test3.sh
@@ -14,7 +14,7 @@ do
echo "quit"
;;
*)
- printf "%s\n" "$cmd" >&2
+ printf "client1: %s\n" "$cmd" >&2
;;
esac
done | ./src/ltkc $ltk_id
diff --git a/testimg.sh b/testimg.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+export LTKDIR="`pwd`/.ltk"
+ltk_id=`./src/ltkd -t "Cool Window"`
+#if [ $? -ne 0 ]; then
+# echo "Unable to start ltkd." >&2
+# exit 1
+#fi
+
+{ printf "grid grd1 create 2 1\ngrid grd1 set-row-weight 0 1\ngrid grd1 set-row-weight 1 1\ngrid grd1 set-column-weight 0 1\nset-root-widget grd1\nimage img1 create test.png \""; ./src/ltkc_img < ~/test.png; printf "\"\ngrid grd1 add img1 1 0 1 1 lrp\n"; } |./src/ltkc $ltk_id | while read cmd
+do
+ printf "%s\n" "$cmd" >&2
+done | ./src/ltkc $ltk_id
