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VisualBuilder: Add a widget registry and a property class.

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I need somewhere to centralize the knowledge about the different widget
types available. And VBProperty represents a property key/value of arbitrary
type (it uses a GVariant for the value.)
This commit is contained in:
Andreas Kling 2019-04-11 16:13:19 +02:00
parent ba4a726e8b
commit f52e66ceda
11 changed files with 193 additions and 88 deletions
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87
Applications/VisualBuilder/VBWidgetRegistry.cpp Normal file
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#include "VBWidgetRegistry.h"
#include "VBProperty.h"
#include <LibGUI/GLabel.h>
#include <LibGUI/GButton.h>
#include <LibGUI/GSpinBox.h>
#include <LibGUI/GTextEditor.h>
#include <LibGUI/GProgressBar.h>
#include <LibGUI/GCheckBox.h>
#include <LibGUI/GScrollBar.h>
#include <LibGUI/GGroupBox.h>
static String to_class_name(VBWidgetType type)
{
switch (type) {
case VBWidgetType::GWidget: return "GWidget";
case VBWidgetType::GButton: return "GButton";
case VBWidgetType::GLabel: return "GLabel";
case VBWidgetType::GSpinBox: return "GSpinBox";
case VBWidgetType::GTextEditor: return "GTextEditor";
case VBWidgetType::GProgressBar: return "GProgressBar";
case VBWidgetType::GCheckBox: return "GCheckBox";
case VBWidgetType::GScrollBar: return "GScrollBar";
case VBWidgetType::GGroupBox: return "GGroupBox";
default: ASSERT_NOT_REACHED();
}
}
static GWidget* build_gwidget(VBWidgetType type, GWidget* parent)
{
switch (type) {
case VBWidgetType::GWidget:
return new GWidget(parent);
case VBWidgetType::GScrollBar:
return new GScrollBar(Orientation::Vertical, parent);
case VBWidgetType::GGroupBox:
return new GGroupBox("groupbox_1", parent);
case VBWidgetType::GLabel: {
auto* label = new GLabel(parent);
label->set_text("label_1");
return label;
}
case VBWidgetType::GButton: {
auto* button = new GButton(parent);
button->set_caption("button_1");
return button;
}
case VBWidgetType::GSpinBox: {
auto* box = new GSpinBox(parent);
box->set_range(0, 100);
box->set_value(0);
return box;
}
case VBWidgetType::GTextEditor: {
auto* editor = new GTextEditor(GTextEditor::Type::MultiLine, parent);
editor->set_ruler_visible(false);
return editor;
}
case VBWidgetType::GProgressBar: {
auto* bar = new GProgressBar(parent);
bar->set_format(GProgressBar::Format::NoText);
bar->set_range(0, 100);
bar->set_value(50);
return bar;
}
case VBWidgetType::GCheckBox: {
auto* box = new GCheckBox(parent);
box->set_caption("checkbox_1");
return box;
}
default:
ASSERT_NOT_REACHED();
return nullptr;
}
}
GWidget* VBWidgetRegistry::build_gwidget(VBWidgetType type, GWidget* parent, HashMap<String, OwnPtr<VBProperty>>& properties)
{
auto* gwidget = ::build_gwidget(type, parent);
auto add_property = [&properties] (const String& name, const GVariant& value, bool is_readonly) {
auto property = make<VBProperty>(name, value);
property->set_readonly(is_readonly);
properties.set(name, move(property));
};
add_property("ClassName", to_class_name(type), true);
return gwidget;
}