Commit: def5999f9b04368aa21485b514c0931f6fb43d8e
Author: Campbell Barton
Date: Wed Apr 2 18:42:08 2014 +1100
https://developer.blender.org/rBdef5999f9b04368aa21485b514c0931f6fb43d8e
UI: support for dragging popups title area
===================================================================
M source/blender/editors/include/ED_screen.h
M source/blender/editors/interface/interface_handlers.c
M source/blender/editors/interface/interface_intern.h
M source/blender/editors/screen/area.c
M source/blender/windowmanager/intern/wm_subwindow.c
M source/blender/windowmanager/wm_subwindow.h
===================================================================
diff --git a/source/blender/editors/include/ED_screen.h
b/source/blender/editors/include/ED_screen.h
index 5e20734..1d1777a 100644
--- a/source/blender/editors/include/ED_screen.h
+++ b/source/blender/editors/include/ED_screen.h
@@ -55,6 +55,7 @@ void ED_region_do_draw(struct bContext *C, struct ARegion
*ar);
void ED_region_exit(struct bContext *C, struct ARegion *ar);
void ED_region_pixelspace(struct ARegion *ar);
void ED_region_set(const struct bContext *C, struct ARegion *ar);
+void ED_region_update_rect(struct bContext *C, struct ARegion *ar);
void ED_region_init(struct bContext *C, struct ARegion *ar);
void ED_region_tag_redraw(struct ARegion *ar);
void ED_region_tag_redraw_partial(struct ARegion *ar, struct rcti *rct);
diff --git a/source/blender/editors/interface/interface_handlers.c
b/source/blender/editors/interface/interface_handlers.c
index 5a520a6..e7c9900 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -96,6 +96,9 @@
/* so we can avoid very small mouse-moves from jumping away from keyboard
navigation [#34936] */
#define USE_KEYNAV_LIMIT
+/* drag popups by their header */
+#define USE_DRAG_POPUP
+
/* proto */
static void ui_add_smart_controller(bContext *C, uiBut *from, uiBut *to);
static void ui_add_link(bContext *C, uiBut *from, uiBut *to);
@@ -7862,13 +7865,14 @@ static int ui_handle_menu_button(bContext *C, const
wmEvent *event, uiPopupBlock
}
static int ui_handle_menu_event(bContext *C, const wmEvent *event,
uiPopupBlockHandle *menu,
- int level, const bool is_parent_inside)
+ int level, const bool is_parent_inside, const
bool is_floating)
{
ARegion *ar;
uiBlock *block;
uiBut *but, *bt;
int mx, my, retval;
bool inside;
+ bool inside_title; /* check for title dragging */
ar = menu->region;
block = ar->uiblocks.first;
@@ -7881,10 +7885,35 @@ static int ui_handle_menu_event(bContext *C, const
wmEvent *event, uiPopupBlockH
/* check if mouse is inside block */
inside = BLI_rctf_isect_pt(&block->rect, mx, my);
+ inside_title = inside && ((my + (UI_UNIT_Y * 1.5f)) > block->rect.xmax);
/* if there's an active modal button, don't check events or outside,
except for search menu */
but = ui_but_find_activated(ar);
+#ifdef USE_DRAG_POPUP
+ if (menu->is_grab) {
+ if (event->type == LEFTMOUSE) {
+ menu->is_grab = false;
+ }
+ else {
+ if (event->type == MOUSEMOVE) {
+ int mdiff[2];
+
+ sub_v2_v2v2_int(mdiff, &event->x,
menu->grab_xy_prev);
+ copy_v2_v2_int(menu->grab_xy_prev, &event->x);
+
+ BLI_rcti_translate(&ar->winrct, UNPACK2(mdiff));
+
+ ED_region_update_rect(C, ar);
+
+ ED_region_tag_redraw(ar);
+ }
+
+ return retval;
+ }
+ }
+#endif
+
if (but && button_modal_state(but->active->state)) {
if (block->flag & UI_BLOCK_MOVEMOUSE_QUIT) {
/* if a button is activated modal, always reset the
start mouse
@@ -8220,6 +8249,16 @@ static int ui_handle_menu_event(bContext *C, const
wmEvent *event, uiPopupBlockH
if (!ui_but_find_activated(ar))
menu->menuretval = UI_RETURN_CANCEL |
UI_RETURN_POPUP_OK;
}
+#ifdef USE_DRAG_POPUP
+ else if ((event->type == LEFTMOUSE) && (event->val ==
KM_PRESS) &&
+ (inside && is_floating && inside_title))
+ {
+ if (!ui_but_find_activated(ar)) {
+ menu->is_grab = true;
+ copy_v2_v2_int(menu->grab_xy_prev,
&event->x);
+ }
+ }
+#endif
else {
/* check mouse moving outside of the menu */
@@ -8328,7 +8367,7 @@ static int ui_handle_menu_return_submenu(bContext *C,
const wmEvent *event, uiPo
}
static int ui_handle_menus_recursive(bContext *C, const wmEvent *event,
uiPopupBlockHandle *menu,
- int level, const bool is_parent_inside)
+ int level, const bool is_parent_inside,
const bool is_floating)
{
uiBut *but;
uiHandleButtonData *data;
@@ -8354,7 +8393,7 @@ static int ui_handle_menus_recursive(bContext *C, const
wmEvent *event, uiPopupB
inside = BLI_rctf_isect_pt(&block->rect, mx, my);
}
- retval = ui_handle_menus_recursive(C, event, submenu, level +
1, is_parent_inside || inside);
+ retval = ui_handle_menus_recursive(C, event, submenu, level +
1, is_parent_inside || inside, false);
}
/* now handle events for our own menu */
@@ -8387,7 +8426,7 @@ static int ui_handle_menus_recursive(bContext *C, const
wmEvent *event, uiPopupB
}
}
else {
- retval = ui_handle_menu_event(C, event, menu, level,
is_parent_inside);
+ retval = ui_handle_menu_event(C, event, menu, level,
is_parent_inside, is_floating);
}
}
@@ -8484,7 +8523,7 @@ static int ui_handler_region_menu(bContext *C, const
wmEvent *event, void *UNUSE
/* handle events for menus and their buttons
recursively,
* this will handle events from the top to the bottom
menu */
if (data->menu)
- retval = ui_handle_menus_recursive(C, event,
data->menu, 0, false);
+ retval = ui_handle_menus_recursive(C, event,
data->menu, 0, false, false);
/* handle events for the activated button */
if ((data->menu && (retval == WM_UI_HANDLER_CONTINUE))
||
@@ -8530,7 +8569,7 @@ static int ui_handler_popup(bContext *C, const wmEvent
*event, void *userdata)
retval = WM_UI_HANDLER_CONTINUE;
}
- ui_handle_menus_recursive(C, event, menu, 0, false);
+ ui_handle_menus_recursive(C, event, menu, 0, false, true);
/* free if done, does not free handle itself */
if (menu->menuretval) {
diff --git a/source/blender/editors/interface/interface_intern.h
b/source/blender/editors/interface/interface_intern.h
index 2c6486b..bb32135 100644
--- a/source/blender/editors/interface/interface_intern.h
+++ b/source/blender/editors/interface/interface_intern.h
@@ -460,6 +460,11 @@ struct uiPopupBlockHandle {
/* menu direction */
int direction;
+
+/* #ifdef USE_DRAG_POPUP */
+ bool is_grab;
+ int grab_xy_prev[2];
+/* #endif */
};
uiBlock *ui_block_func_COLOR(struct bContext *C, uiPopupBlockHandle *handle,
void *arg_but);
diff --git a/source/blender/editors/screen/area.c
b/source/blender/editors/screen/area.c
index f62166d..1efd3cc 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -408,7 +408,7 @@ void ED_region_do_draw(bContext *C, ARegion *ar)
/* see BKE_spacedata_draw_locks() */
if (at->do_lock)
return;
-
+
/* if no partial draw rect set, full rect */
if (ar->drawrct.xmin == ar->drawrct.xmax) {
ar->drawrct = ar->winrct;
@@ -1312,6 +1312,27 @@ void ED_area_initialize(wmWindowManager *wm, wmWindow
*win, ScrArea *sa)
}
}
+static void region_update_rect(ARegion *ar)
+{
+ ar->winx = BLI_rcti_size_x(&ar->winrct) + 1;
+ ar->winy = BLI_rcti_size_y(&ar->winrct) + 1;
+
+ /* v2d mask is used to subtract scrollbars from a 2d view. Needs
initialize here. */
+ BLI_rcti_init(&ar->v2d.mask, 0, ar->winx - 1, 0, ar->winy -1);
+}
+
+/**
+ * Call to move a popup window (keep OpenGL context free!)
+ */
+void ED_region_update_rect(bContext *C, ARegion *ar)
+{
+ wmWindow *win = CTX_wm_window(C);
+
+ wm_subwindow_rect_set(win, ar->swinid, &ar->winrct);
+
+ region_update_rect(ar);
+}
+
/* externally called for floating regions like menus */
void ED_region_init(bContext *C, ARegion *ar)
{
@@ -1320,11 +1341,7 @@ void ED_region_init(bContext *C, ARegion *ar)
/* refresh can be called before window opened */
region_subwindow(CTX_wm_window(C), ar);
- ar->winx = BLI_rcti_size_x(&ar->winrct) + 1;
- ar->winy = BLI_rcti_size_y(&ar->winrct) + 1;
-
- /* v2d mask is used to subtract scrollbars from a 2d view. Needs
initialize here. */
- BLI_rcti_init(&ar->v2d.mask, 0, ar->winx - 1, 0, ar->winy -1);
+ region_update_rect(ar);
/* UI convention */
wmOrtho2(-0.01f, ar->winx - 0.01f, -0.01f, ar->winy - 0.01f);
diff --git a/source/blender/windowmanager/intern/wm_subwindow.c
b/source/blender/windowmanager/intern/wm_subwindow.c
index 1c20fe3..ecf22fe 100644
--- a/source/blender/windowmanager/intern/wm_subwindow.c
+++ b/source/blender/windowmanager/intern/wm_subwindow.c
@@ -180,6 +180,20 @@ void wm_subwindow_rect_get(wmWindow *win, int swinid, rcti
*r_rect)
}
+static void wm_swin_rect_set(wmSubWindow *swin, const rcti *rect)
+{
+ swin->winrct = *rect;
+}
+void wm_subwindow_rect_set(wmWindow *win, int swinid, const rcti *rect)
+{
+ wmSubWindow *swin = swin_from_swinid(win, swinid);
+
+ if (swin) {
+ wm_swin_rect_set(swin, rect);
+ }
+}
+
+
/* always sets pixel-precise 2D window/view matrices */
/* coords is in whole pixels. xmin = 15, xmax = 16: means window is 2 pix big
*/
int wm_subwindow_open(wmWindow *win, const rcti *winrct)
diff --git a/source/blender/windowmanager/wm_subwindow.h
b/source/blender/windowmanager/wm_subwindow.h
index c1d0f9a..bf7b994 100644
--- a/source/blender/windowmanager/wm_subwindow.h
+++ b/source/blender/windowmanager/wm_subwindow.h
@@ -46,6 +46,7 @@ void wm_subwindow_size_get(wmWindow *win, int swinid, int
*x, int *y);
void wm_subwindow_origin_get(wmWindow *win, int swinid, int *x, int *y);
void wm_subwindow_matrix_get(wmWindow *win, int swinid, float mat[4][4]);
void wm_subwindow_rect_get(wmWindow *win, int swinid, struct rcti *r_rect);
+void wm_subwindow_rect_set(wmWindow *win, int swinid, const rcti *rect);
unsigned int index_to_framebuffer(int index);
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