1997-05-15 12:00:00 +08:00
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------------------------------------------------------------------------------
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-- --
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-- GNAT ncurses Binding Samples --
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-- --
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-- Sample.Curses_Demo.Mouse --
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-- --
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-- B O D Y --
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-- --
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1998-03-01 12:21:12 +08:00
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------------------------------------------------------------------------------
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-- Copyright (c) 1998 Free Software Foundation, Inc. --
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-- --
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-- Permission is hereby granted, free of charge, to any person obtaining a --
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-- copy of this software and associated documentation files (the --
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-- "Software"), to deal in the Software without restriction, including --
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-- without limitation the rights to use, copy, modify, merge, publish, --
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-- distribute, distribute with modifications, sublicense, and/or sell --
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-- copies of the Software, and to permit persons to whom the Software is --
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-- furnished to do so, subject to the following conditions: --
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1997-05-15 12:00:00 +08:00
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-- --
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1998-03-01 12:21:12 +08:00
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-- The above copyright notice and this permission notice shall be included --
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-- in all copies or substantial portions of the Software. --
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1997-05-15 12:00:00 +08:00
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-- --
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1998-03-01 12:21:12 +08:00
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
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-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
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-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
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-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
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-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
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-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
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-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
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1997-05-15 12:00:00 +08:00
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-- --
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1998-03-01 12:21:12 +08:00
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-- Except as contained in this notice, the name(s) of the above copyright --
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-- holders shall not be used in advertising or otherwise to promote the --
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-- sale, use or other dealings in this Software without prior written --
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-- authorization. --
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1997-05-15 12:00:00 +08:00
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------------------------------------------------------------------------------
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2002-10-13 11:35:53 +08:00
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-- Author: Juergen Pfeifer, 1996
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-- Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en
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1997-05-15 12:00:00 +08:00
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-- Version Control
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2002-10-13 11:35:53 +08:00
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-- $Revision: 1.12 $
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1999-10-24 12:32:42 +08:00
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-- Binding Version 01.00
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1997-05-15 12:00:00 +08:00
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------------------------------------------------------------------------------
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with Terminal_Interface.Curses; use Terminal_Interface.Curses;
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with Terminal_Interface.Curses.Panels; use Terminal_Interface.Curses.Panels;
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with Terminal_Interface.Curses.Mouse; use Terminal_Interface.Curses.Mouse;
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with Terminal_Interface.Curses.Text_IO; use Terminal_Interface.Curses.Text_IO;
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with Terminal_Interface.Curses.Text_IO.Integer_IO;
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with Terminal_Interface.Curses.Text_IO.Enumeration_IO;
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with Sample.Helpers; use Sample.Helpers;
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with Sample.Manifest; use Sample.Manifest;
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with Sample.Keyboard_Handler; use Sample.Keyboard_Handler;
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with Sample.Function_Key_Setting; use Sample.Function_Key_Setting;
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with Sample.Explanation; use Sample.Explanation;
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package body Sample.Curses_Demo.Mouse is
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package Int_IO is new
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Terminal_Interface.Curses.Text_IO.Integer_IO (Integer);
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use Int_IO;
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package Button_IO is new
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Terminal_Interface.Curses.Text_IO.Enumeration_IO (Mouse_Button);
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use Button_IO;
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package State_IO is new
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Terminal_Interface.Curses.Text_IO.Enumeration_IO (Button_State);
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use State_IO;
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procedure Demo is
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type Controls is array (1 .. 3) of Panel;
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Frame : Window;
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Msg : Window;
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Ctl : Controls;
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Pan : Panel;
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K : Real_Key_Code;
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V : Cursor_Visibility := Invisible;
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W : Window;
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Note : Window;
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Msg_L : constant Line_Count := 8;
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Lins : Line_Position := Lines;
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Cols : Column_Position;
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Mask : Event_Mask;
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procedure Show_Mouse_Event;
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procedure Show_Mouse_Event
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is
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Evt : constant Mouse_Event := Get_Mouse;
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Y : Line_Position;
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X : Column_Position;
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Button : Mouse_Button;
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State : Button_State;
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W : Window;
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begin
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Get_Event (Evt, Y, X, Button, State);
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Put (Msg, "Event at");
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Put (Msg, " X="); Put (Msg, Integer (X), 3);
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Put (Msg, ", Y="); Put (Msg, Integer (Y), 3);
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Put (Msg, ", Btn="); Put (Msg, Button, 10);
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Put (Msg, ", Stat="); Put (Msg, State, 15);
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for I in Ctl'Range loop
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W := Get_Window (Ctl (I));
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if Enclosed_In_Window (W, Evt) then
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Transform_Coordinates (W, Y, X, From_Screen);
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Put (Msg, ",Box(");
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Put (Msg, Integer (I), 1); Put (Msg, ",");
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Put (Msg, Integer (Y), 1); Put (Msg, ",");
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Put (Msg, Integer (X), 1); Put (Msg, ")");
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end if;
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end loop;
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New_Line (Msg);
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Flush (Msg);
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Update_Panels; Update_Screen;
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end Show_Mouse_Event;
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begin
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Push_Environment ("MOUSE00");
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Notepad ("MOUSE-PAD00");
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Default_Labels;
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Set_Cursor_Visibility (V);
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Note := Notepad_Window;
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if Note /= Null_Window then
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Get_Window_Position (Note, Lins, Cols);
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end if;
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Frame := Create (Msg_L, Columns, Lins - Msg_L, 0);
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if Has_Colors then
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Set_Background (Win => Frame,
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Ch => (Color => Default_Colors,
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Attr => Normal_Video,
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Ch => ' '));
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Set_Character_Attributes (Win => Frame,
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Attr => Normal_Video,
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Color => Default_Colors);
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Erase (Frame);
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end if;
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Msg := Derived_Window (Frame, Msg_L - 2, Columns - 2, 1, 1);
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Pan := Create (Frame);
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Set_Meta_Mode;
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Set_KeyPad_Mode;
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Mask := Start_Mouse;
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Box (Frame);
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Window_Title (Frame, "Mouse Protocol");
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Refresh_Without_Update (Frame);
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Allow_Scrolling (Msg, True);
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declare
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Middle_Column : constant Integer := Integer (Columns) / 2;
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Middle_Index : constant Natural := Ctl'First + (Ctl'Length / 2);
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Width : constant Column_Count := 5;
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Height : constant Line_Count := 3;
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Half : constant Column_Count := Width / 2;
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Space : constant Column_Count := 3;
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Position : Integer;
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W : Window;
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begin
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for I in Ctl'Range loop
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Position := (Integer (I) - Integer (Middle_Index)) *
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Integer (Half + Space + Width) + Middle_Column;
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W := Create (Height,
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Width,
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1,
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Column_Position (Position));
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if Has_Colors then
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Set_Background (Win => W,
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Ch => (Color => Menu_Back_Color,
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Attr => Normal_Video,
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Ch => ' '));
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Set_Character_Attributes (Win => W,
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Attr => Normal_Video,
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Color => Menu_Fore_Color);
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Erase (W);
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end if;
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Ctl (I) := Create (W);
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Box (W);
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Move_Cursor (W, 1, Half);
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Put (W, Integer (I), 1);
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Refresh_Without_Update (W);
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end loop;
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end;
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Update_Panels; Update_Screen;
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loop
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K := Get_Key;
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if K in Special_Key_Code'Range then
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case K is
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when QUIT_CODE => exit;
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when HELP_CODE => Explain_Context;
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when EXPLAIN_CODE => Explain ("MOUSEKEYS");
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when Key_Mouse => Show_Mouse_Event;
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when others => null;
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end case;
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end if;
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end loop;
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for I in Ctl'Range loop
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W := Get_Window (Ctl (I));
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Clear (W);
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Delete (Ctl (I));
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Delete (W);
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end loop;
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Clear (Frame);
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Delete (Pan);
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Delete (Msg);
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Delete (Frame);
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Set_Cursor_Visibility (V);
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1999-10-24 12:32:42 +08:00
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End_Mouse (Mask);
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1997-05-15 12:00:00 +08:00
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Pop_Environment;
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Update_Panels; Update_Screen;
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end Demo;
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end Sample.Curses_Demo.Mouse;
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