853ed272be
# Conflicts: # src/airport_gui.cpp # src/blitter/32bpp_optimized.cpp # src/blitter/32bpp_simple.cpp # src/blitter/32bpp_sse2.cpp # src/blitter/8bpp_optimized.cpp # src/blitter/8bpp_simple.cpp # src/blitter/null.cpp # src/build_vehicle_gui.cpp # src/company_gui.cpp # src/crashlog.cpp # src/dropdown.cpp # src/dropdown_type.h # src/genworld_gui.cpp # src/gfx.cpp # src/main_gui.cpp # src/newgrf_debug_gui.cpp # src/news_gui.cpp # src/news_type.h # src/openttd.cpp # src/order_gui.cpp # src/settings.cpp # src/settings_gui.cpp # src/signs.cpp # src/smallmap_gui.cpp # src/spritecache.cpp # src/spriteloader/grf.cpp # src/texteff.cpp # src/toolbar_gui.cpp # src/town_cmd.cpp # src/vehicle.cpp # src/vehicle_gui.cpp # src/video/opengl.cpp # src/viewport.cpp # src/waypoint_cmd.cpp # src/zoom_type.h
92 lines
3.3 KiB
C++
92 lines
3.3 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file dropdown_type.h Types related to the drop down widget. */
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#ifndef DROPDOWN_TYPE_H
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#define DROPDOWN_TYPE_H
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#include "window_type.h"
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#include "gfx_func.h"
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#include "gfx_type.h"
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#include "window_gui.h"
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#include <vector>
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enum DropDownSyncFocus {
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DDSF_NONE = 0,
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DDSF_NOTIFY_RECV_FOCUS = 1 << 0,
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DDSF_NOTIFY_LOST_FOCUS = 1 << 1,
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DDSF_FOCUS_PARENT_ON_SELECT = 1 << 2,
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DDSF_SHARED = DDSF_NOTIFY_RECV_FOCUS | DDSF_FOCUS_PARENT_ON_SELECT,
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};
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DECLARE_ENUM_AS_BIT_SET(DropDownSyncFocus)
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/**
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* Base list item class from which others are derived.
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*/
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class DropDownListItem {
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public:
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int result; ///< Result value to return to window on selection.
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bool masked; ///< Masked and unselectable item.
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bool shaded; ///< Shaded item, affects text colour.
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TextColour colour_flags = TC_BEGIN;
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explicit DropDownListItem(int result, bool masked = false, bool shaded = false) : result(result), masked(masked), shaded(shaded) {}
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virtual ~DropDownListItem() = default;
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virtual bool Selectable() const { return true; }
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virtual uint Height() const { return 0; }
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virtual uint Width() const { return 0; }
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virtual void Draw(const Rect &full, const Rect &, bool, Colours bg_colour) const
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{
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if (this->masked) GfxFillRect(full, GetColourGradient(bg_colour, SHADE_LIGHT), FILLRECT_CHECKER);
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}
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TextColour GetColour(bool sel) const
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{
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if (this->shaded) return (sel ? TC_SILVER : TC_GREY) | TC_NO_SHADE;
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return (sel ? TC_WHITE : TC_BLACK) | this->colour_flags;
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}
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};
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/**
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* Drop down unselectable component.
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* @tparam TBase Base component.
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*/
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template<class TBase>
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class DropDownUnselectable : public TBase {
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public:
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template <typename... Args>
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explicit DropDownUnselectable(Args&&... args) : TBase(std::forward<Args>(args)...) {}
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bool Selectable() const override { return false; }
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};
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/**
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* A drop down list is a collection of drop down list items.
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*/
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typedef std::vector<std::unique_ptr<const DropDownListItem>> DropDownList;
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enum DropDownModeFlags : uint8_t {
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DDMF_NONE = 0,
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DDMF_INSTANT_CLOSE = 1 << 0, ///< Close the window when the mouse button is raised.
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DDMF_PERSIST = 1 << 1, ///< Dropdown menu will persist.
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};
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DECLARE_ENUM_AS_BIT_SET(DropDownModeFlags)
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void ShowDropDownListAt(Window *w, DropDownList &&list, int selected, WidgetID button, Rect wi_rect, Colours wi_colour, DropDownModeFlags mode_flags = DDMF_NONE, DropDownSyncFocus sync_parent_focus = DDSF_NONE);
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void ShowDropDownList(Window *w, DropDownList &&list, int selected, WidgetID button, uint width = 0, DropDownModeFlags mode_flags = DDMF_NONE, DropDownSyncFocus sync_parent_focus = DDSF_NONE);
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Dimension GetDropDownListDimension(const DropDownList &list);
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void ReplaceDropDownList(Window *parent, DropDownList &&list);
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#endif /* DROPDOWN_TYPE_H */
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