OrdinaryMagician/vkdoom_m
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Squashed 'libraries/ZWidget/' changes from 96501b6ef..cecd34301

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cecd34301 Delay load DPI-related functions
bfc172f70 Added exception to some unimplemented functions
7c8d469bc Added item modifications functions
847d0e6d9 Improved keyboard navigation
8c4270e0f Dropdown can now be closed by re-selecting it
91402c31e Fix dropdown positioning in x11 and win32
02da8cdc0 Added ListView::GetPreferredWidth, ListView::GetPreferredHeight, ListView::GetMinHeight
04bf153d9 Added event subscriber system
1ce55e5da Added Dropdown Known issues: does not hide when parent widget's visibility changes

git-subtree-dir: libraries/ZWidget
git-subtree-split: cecd34301d369400227eb0f27bad2ab41ad756d2
This commit is contained in:
Mari the Deer 2025-08-13 14:11:06 +02:00
commit 31c8dde32f
12 changed files with 648 additions and 13 deletions
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20
include/zwidget/core/widget.h
View file

@ -4,6 +4,7 @@
#include <memory>
#include <variant>
#include <unordered_map>
#include <unordered_set>
#include "canvas.h"
#include "rect.h"
#include "colorf.h"
@ -11,6 +12,7 @@
class Canvas;
class Timer;
class Dropdown;
enum class WidgetType
{
@ -19,6 +21,13 @@ enum class WidgetType
Popup
};
enum class WidgetEvent
{
VisibilityChange,
// TODO: add more events
};
class Widget : DisplayWindowHost
{
public:
@ -93,6 +102,9 @@ public:
void ShowNormal();
void Hide();
void Subscribe(Widget* subscriber);
void Unsubscribe(Widget* subscriber);
void ActivateWindow();
void Close();
@ -178,6 +190,8 @@ protected:
virtual void OnLostFocus() { }
virtual void OnEnableChanged() { }
virtual void Notify(Widget* source, const WidgetEvent type) { };
private:
void DetachFromParent();
@ -201,6 +215,8 @@ private:
void OnWindowDeactivated() override;
void OnWindowDpiScaleChanged() override;
void NotifySubscribers(const WidgetEvent type);
WidgetType Type = {};
Widget* ParentObj = nullptr;
@ -234,8 +250,12 @@ private:
Widget(const Widget&) = delete;
Widget& operator=(const Widget&) = delete;
std::unordered_set<Widget*> Subscribers;
std::unordered_set<Widget*> Subscriptions;
friend class Timer;
friend class OpenFileDialog;
friend class OpenFolderDialog;
friend class SaveFileDialog;
friend class Dropdown;
};