now MSW stuff is complete

[wxWidgets.git] / utils / nplugin / samples / gui / gui.cpp

diff --git a/utils/nplugin/samples/gui/gui.cpp b/utils/nplugin/samples/gui/gui.cpp
new file mode 100644 (file)
index 0000000..3ae118f
--- /dev/null
+++ b/utils/nplugin/samples/gui/gui.cpp
@@ -0,0 +1,186 @@
+/*
+ * File:       simple.cpp
+ * Purpose:    Minimal wxWindows plugin
+ * Author:     Julian Smart
+ * Created:    1997
+ * Updated:    
+ * Copyright:   (c) Julian Smart
+ */
+
+/* static const char sccsid[] = "%W% %G%"; */
+
+#ifdef __GNUG__
+#pragma implementation
+#pragma interface
+#endif
+
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#include "wx/wx.h"
+#endif
+
+#include <fstream.h>
+
+#include "NPApp.h"
+#include "NPFrame.h"
+
+#define ID_HELLO    10
+
+// Define a new application type
+class MyApp: public wxPluginApp
+{ public:
+    virtual wxFrame *OnInit(void);
+    virtual wxPluginFrame* OnNewInstance(const wxPluginData& data);
+};
+
+// Define a new frame type
+class MyFrame: public wxPluginFrame
+{ public:
+    MyFrame(const wxPluginData& data);
+    
+ public:
+    // Let's paint directly onto the 'frame'; we don't need a subwindow
+    void OnPaint(wxPaintEvent& event);
+    void OnMouseEvent(wxMouseEvent& event);
+    void OnHello(wxCommandEvent& event);
+
+    // Called when the file has been downloaded
+    virtual void OnNPNewFile(NPStream *stream, const wxString& fname);
+
+    void CentreStrings(wxDC& dc);
+
+   DECLARE_EVENT_TABLE()
+
+ protected:
+    wxStringList    m_strings;
+    float           m_xpos;
+    float           m_ypos;
+};
+
+BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+       EVT_SIZE(MyFrame::OnSize)
+       EVT_PAINT(MyFrame::OnPaint)
+       EVT_MOUSE_EVENTS(MyFrame::OnMouseEvent)
+       EVT_BUTTON(ID_HELLO, MyFrame::OnHello)
+END_EVENT_TABLE()
+
+IMPLEMENT_APP(MyApp)
+
+// No app initialisation necessary, and for a plugin there is no
+// top frame.
+wxFrame *MyApp::OnInit(void)
+{
+    return NULL;
+}
+
+// Called whenever a new plugin instance is called. We could check
+// various things here in 'data' but we won't bother.
+wxPluginFrame* MyApp::OnNewInstance(const wxPluginData& data)
+{
+    // Implicitly added to list of plugin frames
+    return new MyFrame(data);
+}
+
+// My frame constructor
+MyFrame::MyFrame(const wxPluginData& data):
+  wxPluginFrame(data)
+{
+    m_xpos = -1;
+    m_ypos = -1;
+
+    wxMenuBar *menuBar = new wxMenuBar;
+    wxMenu *menu = new wxMenu;
+    menu->Append(1, "E&xit");
+    menuBar->Append(menu, "&File");
+
+    SetMenuBar(menuBar);
+
+    new wxTextCtrl(this, -1, "", wxPoint(10, 30), wxSize(200, 25), wxSUNKEN_BORDER);
+    new wxButton(this, ID_HELLO, "Hello", wxPoint(10, 70));
+}
+
+void MyFrame::OnPaint(wxPaintEvent& event)
+{
+    wxPaintDC dc(this);
+
+    dc.SetBrush(*wxCYAN_BRUSH);
+    dc.SetPen(*wxRED_PEN);
+
+    int w, h;
+    GetClientSize(&w, &h);
+
+    dc.DrawRectangle(0, 0, w, h);
+
+    wxFont swissFont(10, wxSWISS, wxNORMAL, wxNORMAL);
+    dc.SetFont(swissFont);
+    dc.SetBackgroundMode(wxTRANSPARENT);
+
+    CentreStrings(dc);
+}
+
+// Called when the file has been downloaded
+void MyFrame::OnNPNewFile(NPStream *stream, const wxString& fname)
+{
+    ifstream str(fname);
+    char buf[201];
+
+    while ( !str.eof() )
+    {
+        buf[0] = 0;
+        str.getline(buf, 200);
+
+        if ( buf[0] != 0 )
+            m_strings.Add(buf);
+    }
+    Refresh();
+}
+
+void MyFrame::CentreStrings(wxDC& dc)
+{
+    int y = 5;
+    int cw, ch;
+    GetClientSize(&cw, &ch);
+
+    wxNode *node = m_strings.First();
+    while ( node )
+    {
+        char *s = (char *)node->Data();
+        float w, h;
+        dc.GetTextExtent(s, &w, &h);
+
+        int x = wxMax(0, (cw - w)/2);
+        dc.DrawText(s, x, y);
+
+        y += h + (h/2);
+
+        node = node->Next();
+    }
+}
+
+// This implements a tiny doodling program. Drag the mouse using
+// the left button.
+void MyFrame::OnMouseEvent(wxMouseEvent& event)
+{
+  float x, y;
+  event.Position(&x, &y);
+  wxClientDC dc(this);
+
+  if (m_xpos > -1 && m_ypos > -1 && event.Dragging() && event.LeftIsDown())
+  {
+    dc.SetPen(wxBLACK_PEN);
+    dc.SetBrush(wxTRANSPARENT_BRUSH);
+    dc.DrawLine(m_xpos, m_ypos, x, y);
+  }
+  m_xpos = x;
+  m_ypos = y;
+}
+
+void MyFrame::OnHello(wxCommandEvent& event)
+{
+    wxMessageBox("Hello!");
+}