You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Code/Sandbox/Plugins/ProjectSettingsTool/PropertyImagePreview.h

96 lines
3.7 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
#pragma once
#if !defined(Q_MOC_RUN)
#include "PropertyFileSelect.h"
#include <AzCore/base.h>
#include <AzCore/std/containers/unordered_map.h>
#include <QLabel>
#endif
// Forward Declaration
class QValidator;
namespace ProjectSettingsTool
{
// Forward Declaration
class ValidationHandler;
// Used to select a png image from a file dialog then display it
class PropertyImagePreviewCtrl
: public PropertyFuncValBrowseEditCtrl
{
Q_OBJECT
public:
PropertyImagePreviewCtrl(QWidget* parent = nullptr);
// Sets path for the image preview
void SetValue(const QString& path) override;
// Returns path for the default image preview
const QString& DefaultImagePath() const;
// Sets path for the default image preview
void SetDefaultImagePath(const QString& newPath);
// Sets the default image preview control to use for image previews
void SetDefaultImagePreview(PropertyImagePreviewCtrl* imageSelect);
// Returns current default image select control pointer
PropertyImagePreviewCtrl* DefaultImagePreview() const;
// Add a specific image override to the default image selects validator
void AddOverrideToValidator(PropertyImagePreviewCtrl* preview);
// Loads a preview of the image at the current path or default if path isEmpty
void LoadPreview();
// Upgrades the Validator to a DefaultImageValidator
void UpgradeToDefaultValidator();
virtual void ConsumeAttribute(AZ::u32 attrib, AzToolsFramework::PropertyAttributeReader* attrValue, const char* debugName) override;
protected:
AZ_DISABLE_COPY_MOVE(PropertyImagePreviewCtrl);
void emitSelectClicked();
// Default image select to use
PropertyImagePreviewCtrl* m_defaultImagePreview;
// Full Path to default image preview
QString m_defaultPath;
// Displays the image preview
QLabel* m_preview;
};
class PropertyImagePreviewHandler
: public AzToolsFramework::PropertyHandler<AZStd::string, PropertyImagePreviewCtrl>
{
AZ_CLASS_ALLOCATOR(PropertyImagePreviewHandler, AZ::SystemAllocator, 0);
public:
PropertyImagePreviewHandler(ValidationHandler* valHdlr);
AZ::u32 GetHandlerName(void) const override;
// Need to unregister ourselves
bool AutoDelete() const override { return false; }
QWidget* CreateGUI(QWidget* pParent) override;
void ConsumeAttribute(PropertyImagePreviewCtrl* GUI, AZ::u32 attrib, AzToolsFramework::PropertyAttributeReader* attrValue, const char* debugName) override;
void WriteGUIValuesIntoProperty(size_t index, PropertyImagePreviewCtrl* GUI, property_t& instance, AzToolsFramework::InstanceDataNode* node) override;
bool ReadValuesIntoGUI(size_t index, PropertyImagePreviewCtrl* GUI, const property_t& instance, AzToolsFramework::InstanceDataNode* node) override;
static PropertyImagePreviewHandler* Register(ValidationHandler* valHdlr);
private:
AZStd::unordered_map<AZStd::string, PropertyImagePreviewCtrl*> m_identToCtrl;
ValidationHandler* m_validationHandler;
};
} // namespace ProjectSettingsTool