diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/group_gui.cpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/group_gui.cpp b/src/group_gui.cpp index 2d90760ce..7b2c5c516 100644 --- a/src/group_gui.cpp +++ b/src/group_gui.cpp @@ -106,6 +106,7 @@ private: VehicleID vehicle_sel; ///< Selected vehicle GroupID group_rename; ///< Group being renamed, INVALID_GROUP if none + GroupID group_over; ///< Group over which a vehicle is dragged, INVALID_GROUP if none GUIGroupList groups; ///< List of groups uint tiny_step_height; ///< Step height for the group list Scrollbar *group_sb; @@ -207,6 +208,11 @@ private: */ void DrawGroupInfo(int y, int left, int right, GroupID g_id, bool protection = false) const { + /* Highlight the group if a vehicle is dragged over it and it isn't selected. */ + if (g_id == this->group_over && g_id != this->vli.index) { + GfxFillRect(left + WD_FRAMERECT_LEFT, y + WD_FRAMERECT_TOP, right - WD_FRAMERECT_RIGHT, y + this->tiny_step_height - WD_FRAMERECT_BOTTOM - WD_MATRIX_TOP, _colour_gradient[COLOUR_GREY][7]); + } + /* draw the selected group in white, else we draw it in black */ TextColour colour = g_id == this->vli.index ? TC_WHITE : TC_BLACK; const GroupStatistics &stats = GroupStatistics::Get(this->vli.company, g_id, this->vli.vtype); @@ -253,6 +259,22 @@ private: DrawString(x, x + this->column_size[VGC_NUMBER].width - 1, y + (this->tiny_step_height - this->column_size[VGC_NUMBER].height) / 2, STR_TINY_COMMA, colour, SA_RIGHT | SA_FORCE); } + /** + * Mark the widget containing the currently highlighted group as dirty. + */ + void DirtyHighlightedGroupWidget() + { + if (this->group_over == INVALID_GROUP) return; + + if (IsAllGroupID(this->group_over)) { + this->SetWidgetDirty(WID_GL_ALL_VEHICLES); + } else if (IsDefaultGroupID(this->group_over)) { + this->SetWidgetDirty(WID_GL_DEFAULT_VEHICLES); + } else { + this->SetWidgetDirty(WID_GL_LIST_GROUP); + } + } + public: VehicleGroupWindow(const WindowDesc *desc, WindowNumber window_number) : BaseVehicleListWindow(window_number) { @@ -272,6 +294,7 @@ public: this->vli.index = ALL_GROUP; this->vehicle_sel = INVALID_VEHICLE; this->group_rename = INVALID_GROUP; + this->group_over = INVALID_GROUP; this->vehicles.SetListing(*this->sorting); this->vehicles.ForceRebuild(); @@ -611,6 +634,7 @@ public: DoCommandP(0, DEFAULT_GROUP, this->vehicle_sel, CMD_ADD_VEHICLE_GROUP | CMD_MSG(STR_ERROR_GROUP_CAN_T_ADD_VEHICLE)); this->vehicle_sel = INVALID_VEHICLE; + this->group_over = INVALID_GROUP; this->SetDirty(); break; @@ -618,6 +642,7 @@ public: case WID_GL_LIST_GROUP: { // Matrix group const VehicleID vindex = this->vehicle_sel; this->vehicle_sel = INVALID_VEHICLE; + this->group_over = INVALID_GROUP; this->SetDirty(); uint id_g = this->group_sb->GetScrolledRowFromWidget(pt.y, this, WID_GL_LIST_GROUP, 0, this->tiny_step_height); @@ -630,6 +655,7 @@ public: case WID_GL_LIST_VEHICLE: { // Matrix vehicle const VehicleID vindex = this->vehicle_sel; this->vehicle_sel = INVALID_VEHICLE; + this->group_over = INVALID_GROUP; this->SetDirty(); uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_GL_LIST_VEHICLE); @@ -714,9 +740,45 @@ public: { /* abort drag & drop */ this->vehicle_sel = INVALID_VEHICLE; + this->DirtyHighlightedGroupWidget(); + this->group_over = INVALID_GROUP; this->SetWidgetDirty(WID_GL_LIST_VEHICLE); } + virtual void OnMouseDrag(Point pt, int widget) + { + if (this->vehicle_sel == INVALID_VEHICLE) return; + + /* A vehicle is dragged over... */ + GroupID new_group_over = INVALID_GROUP; + switch (widget) { + case WID_GL_ALL_VEHICLES: // ... the 'all' group. + /* Moving a vehicle from the all group to the default group + * is a no-op, so do not highlight then. */ + if (!IsDefaultGroupID(Vehicle::Get(vehicle_sel)->group_id)) new_group_over = ALL_GROUP; + break; + + case WID_GL_DEFAULT_VEHICLES: // ... the 'default' group. + /* Moving a vehicle from the default group to the all group + * is a no-op, so do not highlight then. */ + if (!IsDefaultGroupID(Vehicle::Get(vehicle_sel)->group_id)) new_group_over = DEFAULT_GROUP; + break; + + case WID_GL_LIST_GROUP: { // ... the list of custom groups. + uint id_g = this->group_sb->GetScrolledRowFromWidget(pt.y, this, WID_GL_LIST_GROUP, 0, this->tiny_step_height); + if (id_g < this->groups.Length()) new_group_over = this->groups[id_g]->index; + break; + } + } + + /* Mark widgets as dirty if the group changed. */ + if (new_group_over != this->group_over) { + this->DirtyHighlightedGroupWidget(); + this->group_over = new_group_over; + this->DirtyHighlightedGroupWidget(); + } + } + void ShowRenameGroupWindow(GroupID group, bool empty) { assert(Group::IsValidID(group)); |