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-rw-r--r--shared/cairo-util.h8
-rw-r--r--shared/frame.c156
2 files changed, 122 insertions, 42 deletions
diff --git a/shared/cairo-util.h b/shared/cairo-util.h
index cce76710..7bcbc296 100644
--- a/shared/cairo-util.h
+++ b/shared/cairo-util.h
@@ -183,7 +183,13 @@ frame_pointer_motion(struct frame *frame, void *pointer, int x, int y);
void
frame_pointer_leave(struct frame *frame, void *pointer);
-/* May set:
+/* Call to indicate that a button has been pressed/released. The return
+ * value for a button release will be the same as for the corresponding
+ * press. This allows you to more easily track grabs. If you want the
+ * actual location, simply keep the location from the last
+ * frame_pointer_motion call.
+ *
+ * May set:
* FRAME_STATUS_MINIMIZE
* FRAME_STATUS_MAXIMIZE
* FRAME_STATUS_CLOSE
diff --git a/shared/frame.c b/shared/frame.c
index 956e104e..a501649f 100644
--- a/shared/frame.c
+++ b/shared/frame.c
@@ -54,6 +54,13 @@ struct frame_button {
enum frame_status status_effect;
};
+struct frame_pointer_button {
+ struct wl_list link;
+ uint32_t button;
+ enum theme_location press_location;
+ struct frame_button *frame_button;
+};
+
struct frame_pointer {
struct wl_list link;
void *data;
@@ -61,7 +68,7 @@ struct frame_pointer {
int x, y;
struct frame_button *hover_button;
- int active;
+ struct wl_list down_buttons;
};
struct frame_touch {
@@ -141,10 +148,6 @@ frame_button_leave(struct frame_button *button, struct frame_pointer *pointer)
button->hover_count--;
if (!button->hover_count)
button->frame->status |= FRAME_STATUS_REPAINT;
-
- /* In this case, we won't get a release */
- if (pointer->active)
- button->press_count--;
}
static void
@@ -162,14 +165,24 @@ static void
frame_button_release(struct frame_button *button)
{
button->press_count--;
- if (!button->press_count)
- button->frame->status |= FRAME_STATUS_REPAINT;
+ if (button->press_count)
+ return;
+
+ button->frame->status |= FRAME_STATUS_REPAINT;
if (!(button->flags & FRAME_BUTTON_CLICK_DOWN))
button->frame->status |= button->status_effect;
}
static void
+frame_button_cancel(struct frame_button *button)
+{
+ button->press_count--;
+ if (!button->press_count)
+ button->frame->status |= FRAME_STATUS_REPAINT;
+}
+
+static void
frame_button_repaint(struct frame_button *button, cairo_t *cr)
{
int x, y;
@@ -225,6 +238,7 @@ frame_pointer_get(struct frame *frame, void *data)
return NULL;
pointer->data = data;
+ wl_list_init(&pointer->down_buttons);
wl_list_insert(&frame->pointers, &pointer->link);
return pointer;
@@ -616,8 +630,6 @@ frame_pointer_motion(struct frame *frame, void *data, int x, int y)
if (pointer->hover_button)
frame_button_leave(pointer->hover_button, pointer);
- /* No drags */
- pointer->active = 0;
pointer->hover_button = button;
if (pointer->hover_button)
@@ -626,24 +638,97 @@ frame_pointer_motion(struct frame *frame, void *data, int x, int y)
return location;
}
+static void
+frame_pointer_button_destroy(struct frame_pointer_button *button)
+{
+ wl_list_remove(&button->link);
+ free(button);
+}
+
+static void
+frame_pointer_button_press(struct frame *frame, struct frame_pointer *pointer,
+ struct frame_pointer_button *button)
+{
+ if (button->button == BTN_RIGHT) {
+ if (button->press_location == THEME_LOCATION_TITLEBAR)
+ frame->status |= FRAME_STATUS_MENU;
+
+ frame_pointer_button_destroy(button);
+
+ } else if (button->button == BTN_LEFT) {
+ if (pointer->hover_button) {
+ frame_button_press(pointer->hover_button);
+ } else {
+ switch (button->press_location) {
+ case THEME_LOCATION_TITLEBAR:
+ frame->status |= FRAME_STATUS_MOVE;
+
+ frame_pointer_button_destroy(button);
+ break;
+ case THEME_LOCATION_RESIZING_TOP:
+ case THEME_LOCATION_RESIZING_BOTTOM:
+ case THEME_LOCATION_RESIZING_LEFT:
+ case THEME_LOCATION_RESIZING_RIGHT:
+ case THEME_LOCATION_RESIZING_TOP_LEFT:
+ case THEME_LOCATION_RESIZING_TOP_RIGHT:
+ case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
+ case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
+ frame->status |= FRAME_STATUS_RESIZE;
+
+ frame_pointer_button_destroy(button);
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
+
+static void
+frame_pointer_button_release(struct frame *frame, struct frame_pointer *pointer,
+ struct frame_pointer_button *button)
+{
+ if (button->button == BTN_LEFT && button->frame_button) {
+ if (button->frame_button == pointer->hover_button)
+ frame_button_release(button->frame_button);
+ else
+ frame_button_cancel(button->frame_button);
+ }
+}
+
+static void
+frame_pointer_button_cancel(struct frame *frame, struct frame_pointer *pointer,
+ struct frame_pointer_button *button)
+{
+ if (button->frame_button)
+ frame_button_cancel(button->frame_button);
+}
+
void
frame_pointer_leave(struct frame *frame, void *data)
{
struct frame_pointer *pointer = frame_pointer_get(frame, data);
+ struct frame_pointer_button *button, *next;
if (!pointer)
return;
if (pointer->hover_button)
frame_button_leave(pointer->hover_button, pointer);
+ wl_list_for_each_safe(button, next, &pointer->down_buttons, link) {
+ frame_pointer_button_cancel(frame, pointer, button);
+ frame_pointer_button_destroy(button);
+ }
+
frame_pointer_destroy(pointer);
}
enum theme_location
frame_pointer_button(struct frame *frame, void *data,
- uint32_t button, enum frame_button_state state)
+ uint32_t btn, enum frame_button_state state)
{
struct frame_pointer *pointer = frame_pointer_get(frame, data);
+ struct frame_pointer_button *button;
enum theme_location location;
location = theme_get_location(frame->theme, pointer->x, pointer->y,
@@ -654,40 +739,29 @@ frame_pointer_button(struct frame *frame, void *data,
if (!pointer)
return location;
- if (button == BTN_RIGHT) {
- if (state == FRAME_BUTTON_PRESSED &&
- location == THEME_LOCATION_TITLEBAR)
- frame->status |= FRAME_STATUS_MENU;
-
- } else if (button == BTN_LEFT && state == FRAME_BUTTON_PRESSED) {
- if (pointer->hover_button) {
- pointer->active = 1;
- frame_button_press(pointer->hover_button);
+ if (state == FRAME_BUTTON_PRESSED) {
+ button = malloc(sizeof *button);
+ if (!button)
return location;
- } else {
- switch (location) {
- case THEME_LOCATION_TITLEBAR:
- frame->status |= FRAME_STATUS_MOVE;
- break;
- case THEME_LOCATION_RESIZING_TOP:
- case THEME_LOCATION_RESIZING_BOTTOM:
- case THEME_LOCATION_RESIZING_LEFT:
- case THEME_LOCATION_RESIZING_RIGHT:
- case THEME_LOCATION_RESIZING_TOP_LEFT:
- case THEME_LOCATION_RESIZING_TOP_RIGHT:
- case THEME_LOCATION_RESIZING_BOTTOM_LEFT:
- case THEME_LOCATION_RESIZING_BOTTOM_RIGHT:
- frame->status |= FRAME_STATUS_RESIZE;
- break;
- default:
+
+ button->button = btn;
+ button->press_location = location;
+ button->frame_button = pointer->hover_button;
+ wl_list_insert(&pointer->down_buttons, &button->link);
+
+ frame_pointer_button_press(frame, pointer, button);
+ } else if (state == FRAME_BUTTON_RELEASED) {
+ button = NULL;
+ wl_list_for_each(button, &pointer->down_buttons, link)
+ if (button->button == btn)
break;
- }
- }
- } else if (button == BTN_LEFT && state == FRAME_BUTTON_RELEASED) {
- if (pointer->hover_button && pointer->active)
- frame_button_release(pointer->hover_button);
+ /* Make sure we didn't hit the end */
+ if (&button->link == &pointer->down_buttons)
+ return location;
- pointer->active = 0;
+ location = button->press_location;
+ frame_pointer_button_release(frame, pointer, button);
+ frame_pointer_button_destroy(button);
}
return location;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 22:22:36 +0000