diff options
Diffstat (limited to 'source/blender/windowmanager/intern/wm_dragdrop.c')
| -rw-r--r-- | source/blender/windowmanager/intern/wm_dragdrop.c | 104 |
1 files changed, 90 insertions, 14 deletions
diff --git a/source/blender/windowmanager/intern/wm_dragdrop.c b/source/blender/windowmanager/intern/wm_dragdrop.c index 8bb4bf4f304..73748ba6322 100644 --- a/source/blender/windowmanager/intern/wm_dragdrop.c +++ b/source/blender/windowmanager/intern/wm_dragdrop.c @@ -45,6 +45,9 @@ #include "BIF_glutil.h" #include "BKE_context.h" +#include "BKE_idcode.h" + +#include "GPU_shader.h" #include "IMB_imbuf_types.h" @@ -96,7 +99,8 @@ ListBase *WM_dropboxmap_find(const char *idname, int spaceid, int regionid) wmDropBox *WM_dropbox_add( - ListBase *lb, const char *idname, bool (*poll)(bContext *, wmDrag *, const wmEvent *), + ListBase *lb, const char *idname, + bool (*poll)(bContext *, wmDrag *, const wmEvent *, const char **), void (*copy)(wmDrag *, wmDropBox *)) { wmDropBox *drop = MEM_callocN(sizeof(wmDropBox), "wmDropBox"); @@ -152,10 +156,17 @@ wmDrag *WM_event_start_drag(struct bContext *C, int icon, int type, void *poin, drag->flags = flags; drag->icon = icon; drag->type = type; - if (type == WM_DRAG_PATH) + if (type == WM_DRAG_PATH) { BLI_strncpy(drag->path, poin, FILE_MAX); - else + } + else if (type == WM_DRAG_ID) { + if (poin) { + WM_drag_add_ID(drag, poin, NULL); + } + } + else { drag->poin = poin; + } drag->value = value; return drag; @@ -175,6 +186,7 @@ void WM_drag_free(wmDrag *drag) MEM_freeN(drag->poin); } + BLI_freelistN(&drag->ids); MEM_freeN(drag); } @@ -186,6 +198,7 @@ void WM_drag_free_list(struct ListBase *lb) } } + static const char *dropbox_active(bContext *C, ListBase *handlers, wmDrag *drag, const wmEvent *event) { wmEventHandler *handler = handlers->first; @@ -193,10 +206,12 @@ static const char *dropbox_active(bContext *C, ListBase *handlers, wmDrag *drag, if (handler->dropboxes) { wmDropBox *drop = handler->dropboxes->first; for (; drop; drop = drop->next) { - if (drop->poll(C, drag, event)) + const char *tooltip = NULL; + if (drop->poll(C, drag, event, &tooltip)) { /* XXX Doing translation here might not be ideal, but later we have no more * access to ot (and hence op context)... */ - return RNA_struct_ui_name(drop->ot->srna); + return (tooltip) ? tooltip : RNA_struct_ui_name(drop->ot->srna); + } } } } @@ -264,15 +279,66 @@ void wm_drags_check_ops(bContext *C, const wmEvent *event) } } +/* ************** IDs ***************** */ + +void WM_drag_add_ID(wmDrag *drag, ID *id, ID *from_parent) +{ + /* Don't drag the same ID twice. */ + for (wmDragID *drag_id = drag->ids.first; drag_id; drag_id = drag_id->next) { + if (drag_id->id == id) { + if (drag_id->from_parent == NULL) { + drag_id->from_parent = from_parent; + } + return; + } + else if (GS(drag_id->id->name) != GS(id->name)) { + BLI_assert(!"All dragged IDs must have the same type"); + return; + } + } + + /* Add to list. */ + wmDragID *drag_id = MEM_callocN(sizeof(wmDragID), __func__); + drag_id->id = id; + drag_id->from_parent = from_parent; + BLI_addtail(&drag->ids, drag_id); +} + +ID *WM_drag_ID(const wmDrag *drag, short idcode) +{ + if (drag->type != WM_DRAG_ID) { + return NULL; + } + + wmDragID *drag_id = drag->ids.first; + if (!drag_id) { + return NULL; + } + + ID *id = drag_id->id; + return (idcode == 0 || GS(id->name) == idcode) ? id : NULL; + +} + +ID *WM_drag_ID_from_event(const wmEvent *event, short idcode) +{ + if (event->custom != EVT_DATA_DRAGDROP) { + return NULL; + } + + ListBase *lb = event->customdata; + return WM_drag_ID(lb->first, idcode); +} + /* ************** draw ***************** */ static void wm_drop_operator_draw(const char *name, int x, int y) { const uiFontStyle *fstyle = UI_FSTYLE_WIDGET; - const unsigned char fg[4] = {255, 255, 255, 255}; - const unsigned char bg[4] = {0, 0, 0, 50}; + const float col_fg[4] = {1.0f, 1.0f, 1.0f, 1.0f}; + const float col_bg[4] = {0.0f, 0.0f, 0.0f, 0.2f}; - UI_fontstyle_draw_simple_backdrop(fstyle, x, y, name, fg, bg); + UI_fontstyle_draw_simple_backdrop(fstyle, x, y, name, col_fg, col_bg); } static const char *wm_drag_name(wmDrag *drag) @@ -280,8 +346,16 @@ static const char *wm_drag_name(wmDrag *drag) switch (drag->type) { case WM_DRAG_ID: { - ID *id = drag->poin; - return id->name + 2; + ID *id = WM_drag_ID(drag, 0); + bool single = (BLI_listbase_count_at_most(&drag->ids, 2) == 1); + + if (single) { + return id->name + 2; + } + else if (id) { + return BKE_idcode_to_name_plural(GS(id->name)); + } + break; } case WM_DRAG_PATH: case WM_DRAG_NAME: @@ -333,8 +407,10 @@ void wm_drags_draw(bContext *C, wmWindow *win, rcti *rect) if (rect) drag_rect_minmax(rect, x, y, x + drag->sx, y + drag->sy); else { - glColor4f(1.0, 1.0, 1.0, 0.65); /* this blends texture */ - glaDrawPixelsTexScaled(x, y, drag->imb->x, drag->imb->y, GL_RGBA, GL_UNSIGNED_BYTE, GL_NEAREST, drag->imb->rect, drag->scale, drag->scale); + float col[4] = {1.0f, 1.0f, 1.0f, 0.65f}; /* this blends texture */ + IMMDrawPixelsTexState state = immDrawPixelsTexSetup(GPU_SHADER_2D_IMAGE_COLOR); + immDrawPixelsTexScaled(&state, x, y, drag->imb->x, drag->imb->y, GL_RGBA, GL_UNSIGNED_BYTE, GL_NEAREST, + drag->imb->rect, drag->scale, drag->scale, 1.0f, 1.0f, col); } } else { @@ -362,8 +438,8 @@ void wm_drags_draw(bContext *C, wmWindow *win, rcti *rect) drag_rect_minmax(rect, x, y, x + w, y + iconsize); } else { - glColor4ub(255, 255, 255, 255); - UI_fontstyle_draw_simple(fstyle, x, y, wm_drag_name(drag)); + const unsigned char col[] = {255, 255, 255, 255}; + UI_fontstyle_draw_simple(fstyle, x, y, wm_drag_name(drag), col); } /* operator name with roundbox */ |