src/servers/input/BottomlineWindow.cpp

   1 /*
   2  * Copyright 2004-2005, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Jérôme Duval
   7  */
   8
   9
  10 #include "BottomlineWindow.h"
  11 #include "WindowPrivate.h"
  12
  13 #include <String.h>
  14 #include <TextView.h>
  15
  16
  17 BottomlineWindow::BottomlineWindow()
  18         : BWindow(BRect(0, 0, 350, 16), "",
  19                 kLeftTitledWindowLook,
  20                 B_FLOATING_ALL_WINDOW_FEEL,
  21                 B_NOT_V_RESIZABLE | B_NOT_CLOSABLE | B_NOT_ZOOMABLE | B_NOT_MINIMIZABLE
  22                         | B_AVOID_FOCUS | B_WILL_ACCEPT_FIRST_CLICK)
  23 {
  24         BRect textRect = Bounds();
  25         textRect.OffsetTo(B_ORIGIN);
  26         textRect.InsetBy(2,2);
  27         fTextView = new BTextView(Bounds(), "", textRect, be_plain_font,
  28                 NULL, B_FOLLOW_ALL, B_WILL_DRAW | B_FRAME_EVENTS);
  29         AddChild(fTextView);
  30
  31         fTextView->SetText("");
  32
  33         BRect   screenFrame = (BScreen(B_MAIN_SCREEN_ID).Frame());
  34         BPoint pt;
  35         pt.x = 100;
  36         pt.y = screenFrame.Height()*2/3 - Bounds().Height()/2;
  37
  38         MoveTo(pt);
  39         Show();
  40
  41         SERIAL_PRINT(("BottomlineWindow created\n"));
  42 }
  43
  44
  45 BottomlineWindow::~BottomlineWindow()
  46 {
  47
  48
  49 }
  50
  51
  52 void
  53 BottomlineWindow::MessageReceived(BMessage *msg)
  54 {
  55         switch(msg->what)
  56         {
  57                 default:
  58                         BWindow::MessageReceived(msg);
  59                         break;
  60         }
  61 }
  62
  63
  64 bool
  65 BottomlineWindow::QuitRequested()
  66 {
  67         return true;
  68 }
  69
  70
  71 void
  72 BottomlineWindow::HandleInputMethodEvent(BMessage* event, EventList& newEvents)
  73 {
  74         CALLED();
  75
  76         PostMessage(event, fTextView);
  77
  78         const char* string;
  79         bool confirmed;
  80         int32 opcode;
  81         if (event->FindInt32("be:opcode", &opcode) != B_OK
  82                 || opcode != B_INPUT_METHOD_CHANGED
  83                 || event->FindBool("be:confirmed", &confirmed) != B_OK
  84                 || !confirmed
  85                 || event->FindString("be:string", &string) != B_OK)
  86                 return;
  87
  88         SERIAL_PRINT(("IME : %" B_PRId32 ", %s\n", opcode, string));
  89         SERIAL_PRINT(("IME : confirmed\n"));
  90
  91         int32 length = strlen(string);
  92         int32 offset = 0;
  93         int32 nextOffset = 0;
  94
  95         while (offset < length) {
  96                 // this is supposed to go to the next UTF-8 character
  97                 for (++nextOffset; (string[nextOffset] & 0xC0) == 0x80; ++nextOffset)
  98                         ;
  99
 100                 BMessage *newEvent = new BMessage(B_KEY_DOWN);
 101                 if (newEvent != NULL) {
 102                         newEvent->AddInt32("key", 0);
 103                         newEvent->AddInt64("when", system_time());
 104                         BString bytes(string + offset, nextOffset - offset);
 105                         newEvent->AddString("bytes", bytes);
 106                         newEvent->AddInt32("raw_char", 0xa);
 107                         newEvents.AddItem(newEvent);
 108                 }
 109
 110                 offset = nextOffset;
 111         }
 112 }
 113