| /* |
| ** tuiCommand.c |
| ** This module contains functions specific to command window processing. |
| */ |
| |
| |
| #include "defs.h" |
| #include "tui.h" |
| #include "tuiData.h" |
| #include "tuiWin.h" |
| #include "tuiIO.h" |
| |
| |
| /***************************************** |
| ** STATIC LOCAL FUNCTIONS FORWARD DECLS ** |
| ******************************************/ |
| |
| |
| |
| /***************************************** |
| ** PUBLIC FUNCTIONS ** |
| ******************************************/ |
| |
| /* |
| ** tuiDispatchCtrlChar(). |
| ** Dispatch the correct tui function based upon the control character. |
| */ |
| unsigned int |
| #ifdef __STDC__ |
| tuiDispatchCtrlChar ( |
| unsigned int ch) |
| #else |
| tuiDispatchCtrlChar (ch) |
| unsigned int ch; |
| #endif |
| { |
| TuiWinInfoPtr winInfo = tuiWinWithFocus (); |
| |
| /* |
| ** If the command window has the logical focus, or no-one does |
| ** assume it is the command window; in this case, pass the |
| ** character on through and do nothing here. |
| */ |
| if (winInfo == (TuiWinInfoPtr) NULL || winInfo == cmdWin) |
| return ch; |
| else |
| { |
| unsigned int c = 0, chCopy = ch; |
| register int i; |
| char *term; |
| |
| /* If this is an xterm, page next/prev keys aren't returned |
| ** by keypad as a single char, so we must handle them here. |
| ** Seems like a bug in the curses library? |
| */ |
| term = (char *) getenv ("TERM"); |
| for (i = 0; (term && term[i]); i++) |
| term[i] = toupper (term[i]); |
| if ((strcmp (term, "XTERM") == 0) && m_isStartSequence (ch)) |
| { |
| unsigned int pageCh = 0, tmpChar; |
| |
| tmpChar = 0; |
| while (!m_isEndSequence (tmpChar)) |
| { |
| tmpChar = (int) wgetch (cmdWin->generic.handle); |
| if (!tmpChar) |
| break; |
| if (tmpChar == 53) |
| pageCh = KEY_PPAGE; |
| else if (tmpChar == 54) |
| pageCh = KEY_NPAGE; |
| } |
| chCopy = pageCh; |
| } |
| |
| switch (chCopy) |
| { |
| case KEY_NPAGE: |
| tuiScrollForward (winInfo, 0); |
| break; |
| case KEY_PPAGE: |
| tuiScrollBackward (winInfo, 0); |
| break; |
| case KEY_DOWN: |
| case KEY_SF: |
| tuiScrollForward (winInfo, 1); |
| break; |
| case KEY_UP: |
| case KEY_SR: |
| tuiScrollBackward (winInfo, 1); |
| break; |
| case KEY_RIGHT: |
| tuiScrollLeft (winInfo, 1); |
| break; |
| case KEY_LEFT: |
| tuiScrollRight (winInfo, 1); |
| break; |
| case '\f': |
| tuiRefreshAll (); |
| break; |
| default: |
| c = chCopy; |
| break; |
| } |
| return c; |
| } |
| } /* tuiDispatchCtrlChar */ |
| |
| |
| /* |
| ** tuiIncrCommandCharCountBy() |
| ** Increment the current character count in the command window, |
| ** checking for overflow. Returns the new value of the char count. |
| */ |
| int |
| #ifdef __STDC__ |
| tuiIncrCommandCharCountBy ( |
| int count) |
| #else |
| tuiIncrCommandCharCountBy (count) |
| int count; |
| #endif |
| { |
| if (tui_version) |
| { |
| if ((count + cmdWin->detail.commandInfo.curch) >= cmdWin->generic.width) |
| cmdWin->detail.commandInfo.curch = |
| (count + cmdWin->detail.commandInfo.curch) - cmdWin->generic.width; |
| else |
| cmdWin->detail.commandInfo.curch += count; |
| } |
| |
| return cmdWin->detail.commandInfo.curch; |
| } /* tuiIncrCommandCharCountBy */ |
| |
| |
| /* |
| ** tuiDecrCommandCharCountBy() |
| ** Decrement the current character count in the command window, |
| ** checking for overflow. Returns the new value of the char count. |
| */ |
| int |
| #ifdef __STDC__ |
| tuiDecrCommandCharCountBy ( |
| int count) |
| #else |
| tuiDecrCommandCharCountBy (count) |
| int count; |
| #endif |
| { |
| if (tui_version) |
| { |
| if ((cmdWin->detail.commandInfo.curch - count) < 0) |
| cmdWin->detail.commandInfo.curch = |
| cmdWin->generic.width + (cmdWin->detail.commandInfo.curch - count); |
| else |
| cmdWin->detail.commandInfo.curch -= count; |
| } |
| |
| return cmdWin->detail.commandInfo.curch; |
| } /* tuiDecrCommandCharCountBy */ |
| |
| |
| /* |
| ** tuiSetCommandCharCountTo() |
| ** Set the character count to count. |
| */ |
| int |
| #ifdef __STDC__ |
| tuiSetCommandCharCountTo ( |
| int count) |
| #else |
| tuiSetCommandCharCountTo (count) |
| int count; |
| #endif |
| { |
| if (tui_version) |
| { |
| if (count > cmdWin->generic.width - 1) |
| { |
| cmdWin->detail.commandInfo.curch = 0; |
| tuiIncrCommandCharCountBy (count); |
| } |
| else |
| cmdWin->detail.commandInfo.curch -= count; |
| } |
| |
| return cmdWin->detail.commandInfo.curch; |
| } /* tuiSetCommandCharCountTo */ |
| |
| |
| |
| /* |
| ** tuiClearCommandCharCount() |
| ** Clear the character count to count. |
| */ |
| int |
| #ifdef __STDC__ |
| tuiClearCommandCharCount (void) |
| #else |
| tuiClearCommandCharCount () |
| #endif |
| { |
| if (tui_version) |
| cmdWin->detail.commandInfo.curch = 0; |
| |
| return cmdWin->detail.commandInfo.curch; |
| } /* tuiClearCommandCharCount */ |
| |
| |
| |
| /***************************************** |
| ** STATIC LOCAL FUNCTIONS ** |
| ******************************************/ |