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Code Issues Activity Actions

LibGUI: Start working on a GScrollBar.

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This widget is far from finished, but it's off to a good start.
Also added a GResizeEvent and GWidget::resize_event() so that widgets
can react to being resized.
This commit is contained in:
Andreas Kling 2019-02-09 11:19:38 +01:00
parent 4d5fe39494
commit 1f355f2a79
11 changed files with 231 additions and 5 deletions
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9
FileManager/DirectoryView.cpp
View file

@ -5,6 +5,7 @@
#include <unistd.h>
#include <SharedGraphics/GraphicsBitmap.h>
#include <SharedGraphics/Painter.h>
#include <LibGUI/GScrollBar.h>
#include <AK/FileSystemPath.h>
#include "DirectoryView.h"
@ -14,12 +15,19 @@ DirectoryView::DirectoryView(GWidget* parent)
m_directory_icon = GraphicsBitmap::load_from_file("/res/icons/folder16.rgb", { 16, 16 });
m_file_icon = GraphicsBitmap::load_from_file("/res/icons/file16.rgb", { 16, 16 });
m_symlink_icon = GraphicsBitmap::load_from_file("/res/icons/link16.rgb", { 16, 16 });
m_scrollbar = new GScrollBar(this);
}
DirectoryView::~DirectoryView()
{
}
void DirectoryView::resize_event(GResizeEvent& event)
{
m_scrollbar->set_relative_rect(event.size().width() - 16, 0, 16, event.size().height());
}
void DirectoryView::open(const String& path)
{
if (m_path == path)
@ -55,6 +63,7 @@ void DirectoryView::reload()
entries.append(move(entry));
}
closedir(dirp);
m_scrollbar->set_range(0, item_count() - 1);
}
const GraphicsBitmap& DirectoryView::icon_for(const Entry& entry) const

5
FileManager/DirectoryView.h
View file

@ -4,6 +4,8 @@
#include <AK/Function.h>
#include <sys/stat.h>
class GScrollBar;
class DirectoryView final : public GWidget {
public:
DirectoryView(GWidget* parent);
@ -19,6 +21,7 @@ public:
private:
virtual void paint_event(GPaintEvent&) override;
virtual void resize_event(GResizeEvent&) override;
virtual void mousedown_event(GMouseEvent&) override;
Rect row_rect(int item_index) const;
@ -47,4 +50,6 @@ private:
RetainPtr<GraphicsBitmap> m_directory_icon;
RetainPtr<GraphicsBitmap> m_file_icon;
RetainPtr<GraphicsBitmap> m_symlink_icon;
GScrollBar* m_scrollbar { nullptr };
};