mirror of
https://github.com/hyprwm/Hyprland
synced 2024-11-05 15:25:59 +01:00
101 lines
No EOL
3.7 KiB
C++
101 lines
No EOL
3.7 KiB
C++
#pragma once
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#include <cstdint>
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#include <memory>
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#include <vector>
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#include <unordered_map>
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#include "../../helpers/Box.hpp"
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class CWindow;
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class IHyprWindowDecoration;
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enum eDecorationPositioningPolicy
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{
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DECORATION_POSITION_ABSOLUTE = 0, /* Decoration wants absolute positioning */
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DECORATION_POSITION_STICKY, /* Decoration is stuck to some edge of a window */
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};
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enum eDecorationEdges
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{
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DECORATION_EDGE_TOP = 1 << 0,
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DECORATION_EDGE_BOTTOM = 1 << 1,
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DECORATION_EDGE_LEFT = 1 << 2,
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DECORATION_EDGE_RIGHT = 1 << 3
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};
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/*
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Request the positioner to position a decoration
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DECORATION_POSITION_ABSOLUTE:
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- desiredExtents has to contain the extents. Edges has to have the edges used.
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- reserved allowed
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DECORATION_POSITION_STICKY:
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- one edge allowed
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- priority allowed
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- desiredExtents contains the desired extents. Any other edge than the one selected is ignored.
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- reserved is allowed
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*/
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struct SDecorationPositioningInfo {
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eDecorationPositioningPolicy policy = DECORATION_POSITION_ABSOLUTE;
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uint32_t edges = 0; // enum eDecorationEdges
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uint32_t priority = 10; // priority, decos will be evaluated high -> low
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SWindowDecorationExtents desiredExtents;
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bool reserved = false; // if true, geometry will use reserved area
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};
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/*
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A reply from the positioner. This may be sent multiple times, if anything changes.
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DECORATION_POSITION_ABSOLUTE:
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- assignedGeometry is empty
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DECORATION_POSITION_STICKY:
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- assignedGeometry is relative to the edge's center point
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- ephemeral is sent
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*/
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struct SDecorationPositioningReply {
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CBox assignedGeometry;
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bool ephemeral = false; // if true, means it's a result of an animation and will change soon.
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};
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class CDecorationPositioner {
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public:
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CDecorationPositioner();
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Vector2D getEdgeDefinedPoint(uint32_t edges, CWindow* pWindow);
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// called on resize, or insert/removal of a new deco
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void onWindowUpdate(CWindow* pWindow);
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void uncacheDecoration(IHyprWindowDecoration* deco);
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SWindowDecorationExtents getWindowDecorationReserved(CWindow* pWindow);
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SWindowDecorationExtents getWindowDecorationExtents(CWindow* pWindow, bool inputOnly = false);
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CBox getBoxWithIncludedDecos(CWindow* pWindow);
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void repositionDeco(IHyprWindowDecoration* deco);
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CBox getWindowDecorationBox(IHyprWindowDecoration* deco);
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void forceRecalcFor(CWindow* pWindow);
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private:
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struct SWindowPositioningData {
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CWindow* pWindow = nullptr;
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IHyprWindowDecoration* pDecoration = nullptr;
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SDecorationPositioningInfo positioningInfo;
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SDecorationPositioningReply lastReply;
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bool needsReposition = true;
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};
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struct SWindowData {
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Vector2D lastWindowSize = {};
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SWindowDecorationExtents reserved = {};
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SWindowDecorationExtents extents = {};
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bool needsRecalc = false;
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};
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std::unordered_map<CWindow*, SWindowData> m_mWindowDatas;
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std::vector<std::unique_ptr<SWindowPositioningData>> m_vWindowPositioningDatas;
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SWindowPositioningData* getDataFor(IHyprWindowDecoration* pDecoration, CWindow* pWindow);
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void onWindowUnmap(CWindow* pWindow);
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void onWindowMap(CWindow* pWindow);
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void sanitizeDatas();
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};
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inline std::unique_ptr<CDecorationPositioner> g_pDecorationPositioner; |