src/add-ons/translators/shared/TranslatorWindow.cpp

   1 /*****************************************************************************/
   2 // TranslatorWindow
   3 // Written by Michael Wilber, OBOS Translation Kit Team
   4 //
   5 // TranslatorWindow.cpp
   6 //
   7 // This BWindow based object is used to hold the Translator's BView object
   8 // when the user runs the Translator as an application.
   9 //
  10 //
  11 // Copyright (c) 2004 OpenBeOS Project
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining a
  14 // copy of this software and associated documentation files (the "Software"),
  15 // to deal in the Software without restriction, including without limitation
  16 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  17 // and/or sell copies of the Software, and to permit persons to whom the
  18 // Software is furnished to do so, subject to the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be included
  21 // in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  24 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  26 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  28 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  29 // DEALINGS IN THE SOFTWARE.
  30 /*****************************************************************************/
  31
  32 #include <Screen.h>
  33 #include <Alert.h>
  34 #include <GroupLayout.h>
  35 #include "TranslatorWindow.h"
  36
  37
  38 #undef B_TRANSLATION_CONTEXT
  39 #define B_TRANSLATION_CONTEXT "TranslatorWindow"
  40
  41
  42 // ---------------------------------------------------------------
  43 // Constructor
  44 //
  45 // Sets up the BWindow for holding a Translator's BView object
  46 //
  47 // Preconditions:
  48 //
  49 // Parameters: area,    The bounds of the window
  50 //
  51 // Postconditions:
  52 //
  53 // Returns:
  54 // ---------------------------------------------------------------
  55 TranslatorWindow::TranslatorWindow(BRect area, const char *title)
  56         :       BWindow(area, title, B_TITLED_WINDOW,
  57                         B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS)
  58 {
  59         SetLayout(new BGroupLayout(B_HORIZONTAL));
  60                 // Set the layout on layout window
  61                 // Do nothing for a non-layout window
  62 }
  63
  64
  65 // ---------------------------------------------------------------
  66 // Destructor
  67 //
  68 // Posts a quit message so that the application is close properly
  69 //
  70 // Preconditions:
  71 //
  72 // Parameters:
  73 //
  74 // Postconditions:
  75 //
  76 // Returns:
  77 // ---------------------------------------------------------------
  78 TranslatorWindow::~TranslatorWindow()
  79 {
  80         be_app->PostMessage(B_QUIT_REQUESTED);
  81 }
  82
  83
  84 status_t
  85 LaunchTranslatorWindow(BTranslator *translator, const char *title, BRect rect)
  86 {
  87         BView *view = NULL;
  88         if (translator->MakeConfigurationView(NULL, &view, &rect)) {
  89                 BAlert *err = new BAlert(B_TRANSLATE("Error"),
  90                         B_TRANSLATE("Unable to create the view."), B_TRANSLATE("OK"));
  91                 err->SetFlags(err->Flags() | B_CLOSE_ON_ESCAPE);
  92                 err->Go();
  93                 return B_ERROR;
  94         }
  95         // release the translator even though I never really used it anyway
  96         translator->Release();
  97         translator = NULL;
  98
  99         TranslatorWindow *wnd = new TranslatorWindow(rect, title);
 100         wnd->AddChild(view);
 101         BPoint wndpt = B_ORIGIN;
 102         {
 103                 BScreen scrn;
 104                 BRect frame = scrn.Frame();
 105                 frame.InsetBy(10, 23);
 106                 // if the point is outside of the screen frame,
 107                 // use the mouse location to find a better point
 108                 if (!frame.Contains(wndpt)) {
 109                         uint32 dummy;
 110                         view->GetMouse(&wndpt, &dummy, false);
 111                         wndpt.x -= rect.Width() / 2;
 112                         wndpt.y -= rect.Height() / 2;
 113                         // clamp location to screen
 114                         if (wndpt.x < frame.left)
 115                                 wndpt.x = frame.left;
 116                         if (wndpt.y < frame.top)
 117                                 wndpt.y = frame.top;
 118                         if (wndpt.x > frame.right)
 119                                 wndpt.x = frame.right;
 120                         if (wndpt.y > frame.bottom)
 121                                 wndpt.y = frame.bottom;
 122                 }
 123         }
 124         wnd->MoveTo(wndpt);
 125         wnd->Show();
 126
 127         return B_OK;
 128 }
 129