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Diffstat (limited to 'ncurses-5.3/Ada95/samples/sample-curses_demo-mouse.adb')
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diff --git a/ncurses-5.3/Ada95/samples/sample-curses_demo-mouse.adb b/ncurses-5.3/Ada95/samples/sample-curses_demo-mouse.adb new file mode 100644 index 0000000..a97c1ba --- /dev/null +++ b/ncurses-5.3/Ada95/samples/sample-curses_demo-mouse.adb @@ -0,0 +1,221 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT ncurses Binding Samples -- +-- -- +-- Sample.Curses_Demo.Mouse -- +-- -- +-- B O D Y -- +-- -- +------------------------------------------------------------------------------ +-- Copyright (c) 1998 Free Software Foundation, Inc. -- +-- -- +-- Permission is hereby granted, free of charge, to any person obtaining a -- +-- copy of this software and associated documentation files (the -- +-- "Software"), to deal in the Software without restriction, including -- +-- without limitation the rights to use, copy, modify, merge, publish, -- +-- distribute, distribute with modifications, sublicense, and/or sell -- +-- copies of the Software, and to permit persons to whom the Software is -- +-- furnished to do so, subject to the following conditions: -- +-- -- +-- The above copyright notice and this permission notice shall be included -- +-- in all copies or substantial portions of the Software. -- +-- -- +-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -- +-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -- +-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -- +-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -- +-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -- +-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR -- +-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. -- +-- -- +-- Except as contained in this notice, the name(s) of the above copyright -- +-- holders shall not be used in advertising or otherwise to promote the -- +-- sale, use or other dealings in this Software without prior written -- +-- authorization. -- +------------------------------------------------------------------------------ +-- Author: Juergen Pfeifer, 1996 +-- Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en +-- Version Control +-- $Revision$ +-- Binding Version 01.00 +------------------------------------------------------------------------------ +with Terminal_Interface.Curses; use Terminal_Interface.Curses; +with Terminal_Interface.Curses.Panels; use Terminal_Interface.Curses.Panels; +with Terminal_Interface.Curses.Mouse; use Terminal_Interface.Curses.Mouse; +with Terminal_Interface.Curses.Text_IO; use Terminal_Interface.Curses.Text_IO; +with Terminal_Interface.Curses.Text_IO.Integer_IO; +with Terminal_Interface.Curses.Text_IO.Enumeration_IO; + +with Sample.Helpers; use Sample.Helpers; +with Sample.Manifest; use Sample.Manifest; +with Sample.Keyboard_Handler; use Sample.Keyboard_Handler; +with Sample.Function_Key_Setting; use Sample.Function_Key_Setting; +with Sample.Explanation; use Sample.Explanation; + +package body Sample.Curses_Demo.Mouse is + + package Int_IO is new + Terminal_Interface.Curses.Text_IO.Integer_IO (Integer); + use Int_IO; + + package Button_IO is new + Terminal_Interface.Curses.Text_IO.Enumeration_IO (Mouse_Button); + use Button_IO; + + package State_IO is new + Terminal_Interface.Curses.Text_IO.Enumeration_IO (Button_State); + use State_IO; + + procedure Demo is + + type Controls is array (1 .. 3) of Panel; + + Frame : Window; + Msg : Window; + Ctl : Controls; + Pan : Panel; + K : Real_Key_Code; + V : Cursor_Visibility := Invisible; + W : Window; + Note : Window; + Msg_L : constant Line_Count := 8; + Lins : Line_Position := Lines; + Cols : Column_Position; + Mask : Event_Mask; + procedure Show_Mouse_Event; + + procedure Show_Mouse_Event + is + Evt : constant Mouse_Event := Get_Mouse; + Y : Line_Position; + X : Column_Position; + Button : Mouse_Button; + State : Button_State; + W : Window; + begin + Get_Event (Evt, Y, X, Button, State); + Put (Msg, "Event at"); + Put (Msg, " X="); Put (Msg, Integer (X), 3); + Put (Msg, ", Y="); Put (Msg, Integer (Y), 3); + Put (Msg, ", Btn="); Put (Msg, Button, 10); + Put (Msg, ", Stat="); Put (Msg, State, 15); + for I in Ctl'Range loop + W := Get_Window (Ctl (I)); + if Enclosed_In_Window (W, Evt) then + Transform_Coordinates (W, Y, X, From_Screen); + Put (Msg, ",Box("); + Put (Msg, Integer (I), 1); Put (Msg, ","); + Put (Msg, Integer (Y), 1); Put (Msg, ","); + Put (Msg, Integer (X), 1); Put (Msg, ")"); + end if; + end loop; + New_Line (Msg); + Flush (Msg); + Update_Panels; Update_Screen; + end Show_Mouse_Event; + + begin + Push_Environment ("MOUSE00"); + Notepad ("MOUSE-PAD00"); + Default_Labels; + Set_Cursor_Visibility (V); + + Note := Notepad_Window; + if Note /= Null_Window then + Get_Window_Position (Note, Lins, Cols); + end if; + Frame := Create (Msg_L, Columns, Lins - Msg_L, 0); + if Has_Colors then + Set_Background (Win => Frame, + Ch => (Color => Default_Colors, + Attr => Normal_Video, + Ch => ' ')); + Set_Character_Attributes (Win => Frame, + Attr => Normal_Video, + Color => Default_Colors); + Erase (Frame); + end if; + Msg := Derived_Window (Frame, Msg_L - 2, Columns - 2, 1, 1); + Pan := Create (Frame); + + Set_Meta_Mode; + Set_KeyPad_Mode; + Mask := Start_Mouse; + + Box (Frame); + Window_Title (Frame, "Mouse Protocol"); + Refresh_Without_Update (Frame); + Allow_Scrolling (Msg, True); + + declare + Middle_Column : constant Integer := Integer (Columns) / 2; + Middle_Index : constant Natural := Ctl'First + (Ctl'Length / 2); + Width : constant Column_Count := 5; + Height : constant Line_Count := 3; + Half : constant Column_Count := Width / 2; + Space : constant Column_Count := 3; + Position : Integer; + W : Window; + begin + for I in Ctl'Range loop + Position := (Integer (I) - Integer (Middle_Index)) * + Integer (Half + Space + Width) + Middle_Column; + W := Create (Height, + Width, + 1, + Column_Position (Position)); + if Has_Colors then + Set_Background (Win => W, + Ch => (Color => Menu_Back_Color, + Attr => Normal_Video, + Ch => ' ')); + Set_Character_Attributes (Win => W, + Attr => Normal_Video, + Color => Menu_Fore_Color); + Erase (W); + end if; + Ctl (I) := Create (W); + Box (W); + Move_Cursor (W, 1, Half); + Put (W, Integer (I), 1); + Refresh_Without_Update (W); + end loop; + end; + + Update_Panels; Update_Screen; + + loop + K := Get_Key; + if K in Special_Key_Code'Range then + case K is + when QUIT_CODE => exit; + when HELP_CODE => Explain_Context; + when EXPLAIN_CODE => Explain ("MOUSEKEYS"); + when Key_Mouse => Show_Mouse_Event; + when others => null; + end case; + end if; + end loop; + + for I in Ctl'Range loop + W := Get_Window (Ctl (I)); + Clear (W); + Delete (Ctl (I)); + Delete (W); + end loop; + + Clear (Frame); + Delete (Pan); + Delete (Msg); + Delete (Frame); + + Set_Cursor_Visibility (V); + End_Mouse (Mask); + + Pop_Environment; + Update_Panels; Update_Screen; + + end Demo; + +end Sample.Curses_Demo.Mouse; + |