X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2ab92d62cff285234f5fe9cbec87a58a064845bf..fde8374482bc51ca0539b2db8f449c62a0d0d7e4:/tests/misc/guifuncs.cpp

diff --git a/tests/misc/guifuncs.cpp b/tests/misc/guifuncs.cpp
index e40d2f94ac..e63835d92f 100644
--- a/tests/misc/guifuncs.cpp
+++ b/tests/misc/guifuncs.cpp
@@ -17,14 +17,20 @@
     #pragma hdrstop
 #endif
 
+#include "wx/defs.h"
+
 #ifndef WX_PRECOMP
     #include "wx/gdicmn.h"
     #include "wx/filefn.h"
 #endif // !PCH
 
-#include "wx/defs.h"
+#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
@@ -40,11 +46,15 @@ private:
         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)
 };
@@ -52,7 +62,7 @@ private:
 // register in the unnamed registry so that these tests are run by default
 CPPUNIT_TEST_SUITE_REGISTRATION( MiscGUIFuncsTestCase );
 
-// also include in it's own registry so that these tests can be run alone
+// also include in its own registry so that these tests can be run alone
 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( MiscGUIFuncsTestCase, "MiscGUIFuncsTestCase" );
 
 void MiscGUIFuncsTestCase::DisplaySize()
@@ -129,3 +139,135 @@ void MiscGUIFuncsTestCase::ParseFileDialogFilter()
     );
 }
 
+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
+}