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CodeBlocksPortable/wxWidgets-3.0.5/tests/misc/guifuncs.cpp

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///////////////////////////////////////////////////////////////////////////////
// Name: tests/misc/misctests.cpp
// Purpose: test miscellaneous GUI functions
// Author: Vadim Zeitlin
// Created: 2008-09-22
// Copyright: (c) 2008 Vadim Zeitlin
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/defs.h"
#ifndef WX_PRECOMP
#include "wx/gdicmn.h"
#include "wx/filefn.h"
#endif // !PCH
#include "wx/app.h"
#include "wx/button.h"
#include "wx/clipbrd.h"
#include "wx/dataobj.h"
#include "wx/panel.h"
#include "asserthelper.h"
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class MiscGUIFuncsTestCase : public CppUnit::TestCase
{
public:
MiscGUIFuncsTestCase() { }
private:
CPPUNIT_TEST_SUITE( MiscGUIFuncsTestCase );
CPPUNIT_TEST( DisplaySize );
CPPUNIT_TEST( URLDataObject );
CPPUNIT_TEST( ParseFileDialogFilter );
CPPUNIT_TEST( ClientToScreen );
CPPUNIT_TEST( FindWindowAtPoint );
CPPUNIT_TEST_SUITE_END();
void DisplaySize();
void URLDataObject();
void ParseFileDialogFilter();
void ClientToScreen();
void FindWindowAtPoint();
DECLARE_NO_COPY_CLASS(MiscGUIFuncsTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( MiscGUIFuncsTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MiscGUIFuncsTestCase, "MiscGUIFuncsTestCase" );
void MiscGUIFuncsTestCase::DisplaySize()
{
// test that different (almost) overloads return the same results
int w, h;
wxDisplaySize(&w, &h);
wxSize sz = wxGetDisplaySize();
CPPUNIT_ASSERT_EQUAL( w, sz.x );
CPPUNIT_ASSERT_EQUAL( h, sz.y );
// test that passing NULL works as expected, e.g. doesn't crash
wxDisplaySize(NULL, NULL);
wxDisplaySize(&w, NULL);
wxDisplaySize(NULL, &h);
CPPUNIT_ASSERT_EQUAL( w, sz.x );
CPPUNIT_ASSERT_EQUAL( h, sz.y );
// test that display PPI is something reasonable
sz = wxGetDisplayPPI();
CPPUNIT_ASSERT( sz.x < 1000 && sz.y < 1000 );
}
void MiscGUIFuncsTestCase::URLDataObject()
{
// this tests for buffer overflow, see #11102
const char * const
url = "http://something.long.to.overwrite.plenty.memory.example.com";
wxURLDataObject * const dobj = new wxURLDataObject(url);
CPPUNIT_ASSERT_EQUAL( url, dobj->GetURL() );
wxClipboardLocker lockClip;
CPPUNIT_ASSERT( wxTheClipboard->SetData(dobj) );
wxTheClipboard->Flush();
}
void MiscGUIFuncsTestCase::ParseFileDialogFilter()
{
wxArrayString descs,
filters;
CPPUNIT_ASSERT_EQUAL
(
1,
wxParseCommonDialogsFilter("Image files|*.jpg;*.png", descs, filters)
);
CPPUNIT_ASSERT_EQUAL( "Image files", descs[0] );
CPPUNIT_ASSERT_EQUAL( "*.jpg;*.png", filters[0] );
CPPUNIT_ASSERT_EQUAL
(
2,
wxParseCommonDialogsFilter
(
"All files (*.*)|*.*|Python source (*.py)|*.py",
descs, filters
)
);
CPPUNIT_ASSERT_EQUAL( "*.*", filters[0] );
CPPUNIT_ASSERT_EQUAL( "*.py", filters[1] );
// Test some invalid ones too.
WX_ASSERT_FAILS_WITH_ASSERT
(
wxParseCommonDialogsFilter
(
"All files (*.*)|*.*|Python source (*.py)|*.py|",
descs, filters
)
);
}
void MiscGUIFuncsTestCase::ClientToScreen()
{
wxWindow* const tlw = wxTheApp->GetTopWindow();
CPPUNIT_ASSERT( tlw );
wxPanel* const
p1 = new wxPanel(tlw, wxID_ANY, wxPoint(0, 0), wxSize(100, 50));
wxPanel* const
p2 = new wxPanel(tlw, wxID_ANY, wxPoint(0, 50), wxSize(100, 50));
wxWindow* const
b = new wxWindow(p2, wxID_ANY, wxPoint(10, 10), wxSize(30, 10));
// We need this to realize the windows created above under wxGTK.
wxYield();
const wxPoint tlwOrig = tlw->ClientToScreen(wxPoint(0, 0));
CPPUNIT_ASSERT_EQUAL
(
tlwOrig + wxPoint(0, 50),
p2->ClientToScreen(wxPoint(0, 0))
);
CPPUNIT_ASSERT_EQUAL
(
tlwOrig + wxPoint(10, 60),
b->ClientToScreen(wxPoint(0, 0))
);
p1->Destroy();
p2->Destroy();
}
namespace
{
// This class is used as a test window here. We can't use a real wxButton
// because we can't create other windows as its children in wxGTK.
class TestButton : public wxWindow
{
public:
TestButton(wxWindow* parent, const wxString& label, const wxPoint& pos)
: wxWindow(parent, wxID_ANY, pos, wxSize(100, 50))
{
SetLabel(label);
}
};
// Helper function returning the label of the window at the given point or
// "NONE" if there is no window there.
wxString GetLabelOfWindowAtPoint(wxWindow* parent, int x, int y)
{
wxWindow* const
win = wxFindWindowAtPoint(parent->ClientToScreen(wxPoint(x, y)));
return win ? win->GetLabel() : wxString("NONE");
}
} // anonymous namespace
void MiscGUIFuncsTestCase::FindWindowAtPoint()
{
wxWindow* const parent = wxTheApp->GetTopWindow();
CPPUNIT_ASSERT( parent );
// Set a label to allow distinguishing it from the other windows in the
// assertion messages.
parent->SetLabel("parent");
wxWindow* btn1 = new TestButton(parent, "1", wxPoint(10, 10));
wxWindow* btn2 = new TestButton(parent, "2", wxPoint(10, 90));
wxWindow* btn3 = new TestButton(btn2, "3", wxPoint(20, 20));
// We need this to realize the windows created above under wxGTK.
wxYield();
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"No window for a point outside of the window",
"NONE",
GetLabelOfWindowAtPoint(parent, 900, 900)
);
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point over a child control corresponds to it",
btn1->GetLabel(),
GetLabelOfWindowAtPoint(parent, 11, 11)
);
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point outside of any child control returns the TLW itself",
parent->GetLabel(),
GetLabelOfWindowAtPoint(parent, 5, 5)
);
btn2->Disable();
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point over a disabled child control still corresponds to it",
btn2->GetLabel(),
GetLabelOfWindowAtPoint(parent, 11, 91)
);
btn2->Hide();
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point over a hidden child control doesn't take it into account",
parent->GetLabel(),
GetLabelOfWindowAtPoint(parent, 11, 91)
);
btn2->Show();
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point over child control corresponds to the child",
btn3->GetLabel(),
GetLabelOfWindowAtPoint(parent, 31, 111)
);
btn3->Disable();
CPPUNIT_ASSERT_EQUAL_MESSAGE
(
"Point over disabled child controls still corresponds to this child",
btn3->GetLabel(),
GetLabelOfWindowAtPoint(parent, 31, 111)
);
btn1->Destroy();
btn2->Destroy();
// btn3 was already deleted when its parent was
}