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// Copyright 2008, Google Inc. 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.
// 3. Neither the name of Google Inc. nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
// This is a simple demo application using the wxWidgets framework to
// exercise some aspects of libkml.
//
// The current implementation simply parses a given KML file into a tree
// control to visualize the parsed DOM.
#ifndef WXVIEWER_H__
#define WXVIEWER_H__
#include <string>
#include "kml/dom.h"
#include "wx/treectrl.h"
#include "wx/wx.h"
// The main application class.
class WXViewer : public wxApp {
public:
// Called on application startup.
virtual bool OnInit();
};
// The ListView class is a tree control that displays the structure of the
// parsed KML DOM.
class ListView : public wxTreeCtrl {
public:
ListView(wxWindow* parent, const wxWindowID id, const wxPoint& pos,
const wxSize& size, long style);
virtual ~ListView() {}
// Set the contents of the listview from a wxString of KML. The existing
// contents, if any, are destroyed.
void SetKmlData(const wxString& str);
// The icon for files and folders.
enum {
ICON_FILE,
ICON_FOLDER_OPENED,
ICON_FOLDER_CLOSED
};
private:
// A helper to construct the wxImageList used to hole the listview icons.
void CreateImageList();
// Populate the tree control from a stored KML DOM object.
void Populate();
// Helper for Populate. Walks a KML DOM container calling AppendFeature
// for all children.
void AppendContainer(const kmldom::ContainerPtr& container,
wxTreeItemId parent_id);
// Helper for Populate. Takes a KML DOM Feature and appends it to the
// listview control. Checks if the Feature is a container, and calls
// AppendContainer if so.
void AppendFeature(const kmldom::FeaturePtr&, wxTreeItemId parent_id);
// A smart pointer to a parsed KML DOM object.
kmldom::ElementPtr kml_root_;
DECLARE_EVENT_TABLE()
};
// The main window frame.
class MainFrame : public wxFrame {
public:
MainFrame(const wxString& title, wxWindowID id, const wxPoint& pos,
const wxSize& size, long style);
virtual ~MainFrame();
// Menu callbacks.
void OnAbout(wxCommandEvent& event);
void OnFileOpen(wxCommandEvent& event);
void OnQuit(wxCommandEvent& event);
// Fits the listview control to the size of the main window frame.
void Resize();
private:
wxPanel* panel_;
ListView* listview_;
DECLARE_EVENT_TABLE()
};
// Menu and control IDs.
enum {
DIALOGS_FILE_OPEN = 1, // 0 is reserved.
WINDOW_LISTVIEW,
WINDOW_MAINWINDOW
};
#endif // WXVIEWER_H__
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