mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-26 01:20:25 +00:00
11580babbf
I started adding things to a Draw namespace, but it somehow felt really wrong seeing Draw::Rect and Draw::Bitmap, etc. So instead, let's rename the library to LibGfx. :^)
114 lines
4 KiB
C++
114 lines
4 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "WidgetTreeModel.h"
|
|
#include <AK/StringBuilder.h>
|
|
#include <LibGUI/GWidget.h>
|
|
#include <stdio.h>
|
|
|
|
WidgetTreeModel::WidgetTreeModel(GUI::Widget& root)
|
|
: m_root(root)
|
|
{
|
|
m_widget_icon.set_bitmap_for_size(16, Gfx::Bitmap::load_from_file("/res/icons/16x16/inspector-object.png"));
|
|
}
|
|
|
|
WidgetTreeModel::~WidgetTreeModel()
|
|
{
|
|
}
|
|
|
|
GUI::ModelIndex WidgetTreeModel::index(int row, int column, const GUI::ModelIndex& parent) const
|
|
{
|
|
if (!parent.is_valid()) {
|
|
return create_index(row, column, m_root.ptr());
|
|
}
|
|
auto& parent_node = *static_cast<GUI::Widget*>(parent.internal_data());
|
|
return create_index(row, column, parent_node.child_widgets().at(row));
|
|
}
|
|
|
|
GUI::ModelIndex WidgetTreeModel::parent_index(const GUI::ModelIndex& index) const
|
|
{
|
|
if (!index.is_valid())
|
|
return {};
|
|
auto& widget = *static_cast<GUI::Widget*>(index.internal_data());
|
|
if (&widget == m_root.ptr())
|
|
return {};
|
|
|
|
if (widget.parent_widget() == m_root.ptr())
|
|
return create_index(0, 0, m_root.ptr());
|
|
|
|
// Walk the grandparent's children to find the index of widget's parent in its parent.
|
|
// (This is needed to produce the row number of the GUI::ModelIndex corresponding to widget's parent.)
|
|
int grandparent_child_index = 0;
|
|
for (auto& grandparent_child : widget.parent_widget()->parent_widget()->child_widgets()) {
|
|
if (grandparent_child == widget.parent_widget())
|
|
return create_index(grandparent_child_index, 0, widget.parent_widget());
|
|
++grandparent_child_index;
|
|
}
|
|
|
|
ASSERT_NOT_REACHED();
|
|
return {};
|
|
}
|
|
|
|
int WidgetTreeModel::row_count(const GUI::ModelIndex& index) const
|
|
{
|
|
if (!index.is_valid())
|
|
return 1;
|
|
auto& widget = *static_cast<GUI::Widget*>(index.internal_data());
|
|
return widget.child_widgets().size();
|
|
}
|
|
|
|
int WidgetTreeModel::column_count(const GUI::ModelIndex&) const
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
GUI::Variant WidgetTreeModel::data(const GUI::ModelIndex& index, Role role) const
|
|
{
|
|
auto* widget = static_cast<GUI::Widget*>(index.internal_data());
|
|
if (role == Role::Icon) {
|
|
return m_widget_icon;
|
|
}
|
|
if (role == Role::Display) {
|
|
return String::format("%s (%s)", widget->class_name(), widget->relative_rect().to_string().characters());
|
|
}
|
|
return {};
|
|
}
|
|
|
|
void WidgetTreeModel::update()
|
|
{
|
|
did_update();
|
|
}
|
|
|
|
GUI::ModelIndex WidgetTreeModel::index_for_widget(GUI::Widget& widget) const
|
|
{
|
|
int parent_child_index = 0;
|
|
for (auto& parent_child : widget.parent_widget()->child_widgets()) {
|
|
if (parent_child == &widget)
|
|
return create_index(parent_child_index, 0, &widget);
|
|
++parent_child_index;
|
|
}
|
|
return {};
|
|
}
|