📄 author.c
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/* !! DO NOT REMOVE THIS COMMENT !!
*
* Author: Ga歱er Raj歟k
* E-mail, updates & bugs report: gape.korn@volja.net
*
* Created: 03.08.2003 at 15.38
*
* Description: Shows information about the author
*
*/
# include "main.h"
# include "author.h"
/* !! DO NOT REMOVE THIS COMMENT !!
*
* Function name: AuthorDIalog
* Function version: 1.0
* Input parameters: none
* Return value: none
* Description: displays author information
* Example: AuthorDialog ();
* Limits: none
* Warnings: none
*
* Updates:
* - (!! here you write the updates - do not remove this line !!)
*
*/
void AuthorDialog ()
{
// input variables
HANDLE Stdin = GetStdHandle (STD_INPUT_HANDLE);
INPUT_RECORD ir = {0};
DWORD Read = 0;
// component variables
DIALOGBOX_COMPONENT *dbAuthor = NULL;
// common variables
short i = 0, j = 0; // counters
short AuthorIsDisplayed = 0; // flag which becomes true if help text is displayed in the status line
short xItemNameLength = 0;
// variables for menu button (Close)
short AuthorDialogLoop = 0, xStartMenu[AUTHOR_MENU_NO_OF_ITEMS] = {0}, AuthorMenuValue = AUTHOR_MENU_DEFAULT_SELECTED;
short xEndMenu[AUTHOR_MENU_NO_OF_ITEMS] = {0}, yStartMenu[AUTHOR_MENU_NO_OF_ITEMS] = {0};
short WriteMenu = 0, MarkMenu = 0, MenuIndex = 0, MenuClicked = 0;
short MenuTempIndex = AUTHOR_MENU_DEFAULT_SELECTED, MenuSelected = 0;
char *AuthorMenuItems[AUTHOR_MENU_NO_OF_ITEMS] = {0}, *AuthorMenuHelp[AUTHOR_MENU_NO_OF_ITEMS] = {0};
// options
WORD ItemColor = 0, ItemHighLightColor = 0, DisabledItemColor = 0, DisabledItemHighLightColor = 0;
WORD HelpColor = 0;
short DisabledItem[2] = {0}, ShowAuthor = 0;
// reload menu item colors
ItemColor = FRONT_LIGHTGREY;
ItemHighLightColor = FRONT_WHITE;
DisabledItemColor = FRONT_DARKGREEN;
DisabledItemHighLightColor = FRONT_LIGHTGREEN;
HelpColor = FRONT_WHITE | BACK_LIGHTGREY;
// enable button Close and Save To File
DisabledItem[0] = FALSE;
ShowAuthor = TRUE;
// initialize Author dialog
if ((dbAuthor = (DIALOGBOX_COMPONENT *) malloc (sizeof (DIALOGBOX_COMPONENT))) != NULL)
{
dbAuthor->Length = 30;
dbAuthor->x = ((CONSOLE_LENGTH - 1 - dbAuthor->Length) / 2);
dbAuthor->y = 3;
dbAuthor->Height = 17;
dbAuthor->BorderColor = FRONT_WHITE;
dbAuthor->IconColor = FRONT_LIGHTGREY;
dbAuthor->IconHighLightColor = FRONT_WHITE;
dbAuthor->TitleColor = FRONT_WHITE | BACK_DARKBLUE;
dbAuthor->ShadowColor = BACK_DARKGREY;
dbAuthor->Active = TRUE;
dbAuthor->EnableExitIcon = TRUE;
dbAuthor->EnableHelpIcon = FALSE;
dbAuthor->DoubleLineBorder = FALSE;
dbAuthor->ExitIconClicked = FALSE;
dbAuthor->HelpIconClicked = FALSE;
dbAuthor->IsInitialized = FALSE;
dbAuthor->Pattern = ' ';
dbAuthor->TitlePattern = ' ';
dbAuthor->ShadowPattern = ' ';
dbAuthor->LeftAlignedTitle = TRUE;
dbAuthor->CenterAlignedTitle = FALSE;
dbAuthor->RightAlignedTitle = FALSE;
dbAuthor->EnableShadow = TRUE;
dbAuthor->InputCodePage = 1250;
dbAuthor->OutputCodePage = 1250;
sprintf (dbAuthor->Title, "Author");
dbAuthor = DialogBoxComponent (dbAuthor, ir, TRUE);
}
else
{
ErrorMsg ("Error occured while allocating space for dbAuthor variable in function AuthorDialog (file \"author.c\").");
}
// text: Close
if ((AuthorMenuItems[0] = (char *) malloc (sizeof (char *) * (strlen ("Close") + 1))) != NULL)
{
strncpy (AuthorMenuItems[0], "Close", strlen ("Close") + 1);
}
else
{
ErrorMsg ("Error occured while allocating space for AuthorMenuItems[0] variable in function AuthorDialog (file \"author.c\").");
}
// load menu help for each item
// help: Author & close the dialog.
if ((AuthorMenuHelp[0] = (char *) malloc (sizeof (char *) * (strlen ("Closes the dialog.") + 1 + HELP_ERASE_LENGTH))) != NULL)
{
strncpy (AuthorMenuHelp[0], "Closes the dialog.", strlen ("Closes the dialog.") + 1 + HELP_ERASE_LENGTH);
}
else
{
ErrorMsg ("Error occured while allocating space for AuthorMenuHelp[0] variable in function AuthorDialog (file \"author.c\").");
}
// with this, before the help gets printed, I can avoid to delete the previous text - very useful
// I don't have to use ClrScr function
for (i = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
for (j = 0; j < HELP_ERASE_LENGTH; j++)
{
if (AuthorMenuHelp[i][j] == '\0')
{
AuthorMenuHelp[i][j] = ' ';
AuthorMenuHelp[i][j+1] = '\0';
}
}
}
// calculate load menu coordinates
for (i = 0, xItemNameLength = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
xStartMenu[i] = AUTHOR_MENU_X + xItemNameLength;
xEndMenu[i] = xStartMenu[i] + (short) strlen (AuthorMenuItems[i]) - 1;
yStartMenu[i] = AUTHOR_MENU_Y;
xItemNameLength += 0 + (short) strlen (AuthorMenuItems[i]);
// do not count the space for the last menu button
if (i != AUTHOR_MENU_NO_OF_ITEMS-1) xItemNameLength += 0 + AUTHOR_MENU_SPACE_BETWEEN_ITEMS;
}
// print Author menu
for (i = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
if (AUTHOR_MENU_DEFAULT_SELECTED == i)
{
// checking if the menu item is disabled. If it is then color it diferently
if (DisabledItem[i]) Print (xStartMenu[i], yStartMenu[i], DisabledItemHighLightColor, "%s", AuthorMenuItems[i]);
else Print (xStartMenu[i], yStartMenu[i], ItemHighLightColor, "%s", AuthorMenuItems[i]);
MarkMenu = MenuSelected = 1;
// print help in the status line
if (ShowAuthor)
{
Print (HELP_X, HELP_Y, HelpColor, "%s", AuthorMenuHelp[i]);
AuthorIsDisplayed = 1;
}
}
else
{
if (DisabledItem[i]) Print (xStartMenu[i], yStartMenu[i], DisabledItemColor, "%s", AuthorMenuItems[i]);
else Print (xStartMenu[i], yStartMenu[i], ItemColor, "%s", AuthorMenuItems[i]);
}
}
// texts in the author dialog
Print (dbAuthor->x + 6, dbAuthor->y + 3, FRONT_WHITE, "ASCII Table 1.0");
Print (dbAuthor->x + 11, dbAuthor->y + 5, FRONT_LIGHTRED, "Author:");
Print (dbAuthor->x + 8, dbAuthor->y + 7, FRONT_WHITE, "Ga鏿er Raj鏴k");
Print (dbAuthor->x + 10, dbAuthor->y + 9, FRONT_LIGHTRED, "E-mail:");
Print (dbAuthor->x + 5, dbAuthor->y + 11, FRONT_WHITE, "gape.korn@volja.net");
// load main loop
AuthorDialogLoop = 1;
while (AuthorDialogLoop)
{
ReadConsoleInput (Stdin, &ir, 1, &Read);
dbAuthor = DialogBoxComponent (dbAuthor, ir, FALSE);
if (dbAuthor->ExitIconClicked)
{
// same as Close button
AuthorDialogLoop = 0;
// free memory
for (i = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
free (AuthorMenuItems[i]);
AuthorMenuItems[i] = NULL;
free (AuthorMenuHelp[i]);
AuthorMenuHelp[i] = NULL;
}
free (dbAuthor);
dbAuthor = NULL;
}
// mouse
if (ir.EventType == MOUSE_EVENT)
{
if (ir.Event.MouseEvent.dwEventFlags == MOUSE_MOVED)
{
// within the range of a load menu items
if ( (ir.Event.MouseEvent.dwMousePosition.X >= xStartMenu[MenuIndex]) &&
(ir.Event.MouseEvent.dwMousePosition.X <= xEndMenu[MenuIndex]) &&
(ir.Event.MouseEvent.dwMousePosition.Y == yStartMenu[MenuIndex]) )
{
// print the menu button only once
if ( (MenuTempIndex != MenuIndex) || (!MenuSelected) )
{
WriteMenu = 1;
MarkMenu = MenuSelected = 1;
MenuTempIndex = MenuIndex;
MenuIndex++;
if (MenuIndex >= AUTHOR_MENU_NO_OF_ITEMS) MenuIndex = 0;
}
}
else
{
MenuClicked = 0;
// menu
MenuIndex++;
if (MenuIndex >= AUTHOR_MENU_NO_OF_ITEMS) MenuIndex = 0;
}
} // end if MOUSE_MOVED
if (ir.Event.MouseEvent.dwButtonState == FROM_LEFT_1ST_BUTTON_PRESSED) // left mouse click
{
// within the range of a horizontal menu button
if ( (ir.Event.MouseEvent.dwMousePosition.X >= xStartMenu[MenuTempIndex]) &&
(ir.Event.MouseEvent.dwMousePosition.X <= xEndMenu[MenuTempIndex]) &&
(ir.Event.MouseEvent.dwMousePosition.Y == yStartMenu[MenuTempIndex]) )
{
if (!MenuClicked)
{
// simulating key return
keybd_event (VK_RETURN, 0x1c, 0, 0);
keybd_event (VK_RETURN, 0x1c, KEYEVENTF_KEYUP, 0);
}
}
else
{
if (MenuSelected)
{
// menu
WriteMenu = 1; MarkMenu = MenuSelected = 0;
}
}
} // end if FROM_LEFT_1ST_BUTTON_PRESSED
} // end if MOUSE_EVENT
// if component is selected
if (MenuSelected)
{
if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown)
{
// key F10 for menu
if (ir.Event.KeyEvent.wVirtualKeyCode == VK_F10)
{
// menu
MenuSelected = 1;
WriteMenu = 1;
MarkMenu = 1;
MenuClicked = 0;
}
// left arrow key
else if (ir.Event.KeyEvent.wVirtualKeyCode == VK_LEFT)
{
if (MenuSelected)
{
WriteMenu = 1;
MarkMenu = 1;
MenuTempIndex -= 1;
MenuClicked = 0;
if (MenuTempIndex < 0) MenuTempIndex = AUTHOR_MENU_NO_OF_ITEMS-1;
}
}
// right arrow key
else if (ir.Event.KeyEvent.wVirtualKeyCode == VK_RIGHT)
{
if (MenuSelected)
{
WriteMenu = 1;
MarkMenu = 1;
MenuTempIndex += 1;
MenuClicked = 0;
if (MenuTempIndex >= AUTHOR_MENU_NO_OF_ITEMS) MenuTempIndex = 0;
}
}
// return and space key
else if ( (ir.Event.KeyEvent.wVirtualKeyCode == VK_RETURN) ||
(ir.Event.KeyEvent.wVirtualKeyCode == VK_SPACE) )
{
if (!MenuClicked)
{
AuthorMenuValue = MenuTempIndex;
if (AuthorMenuValue == AUTHOR_MENU_CLOSE)
{
MenuClicked = 1;
MarkMenu = 1;
AuthorDialogLoop = 0;
dbAuthor->Active = 0;
// write previous data back on the screen
WriteDialogBoxData (dbAuthor->Data, dbAuthor->x, dbAuthor->y, dbAuthor->Length, dbAuthor->Height);
// free memory
for (i = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
free (AuthorMenuItems[i]);
AuthorMenuItems[i] = NULL;
free (AuthorMenuHelp[i]);
AuthorMenuHelp[i] = NULL;
}
free (dbAuthor);
dbAuthor = NULL;
}
}
} // end if key return or space was pressed
} // end if keyboard
}
else // end if MenuSelected
{
if ( (ShowAuthor) && (AuthorIsDisplayed) )
{
Print (HELP_X, HELP_Y, HelpColor, "Press F10 for menu. ");
AuthorIsDisplayed = FALSE;
}
// these keys are available only when the component is unselected
if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown)
{
// key F10 for menu
if (ir.Event.KeyEvent.wVirtualKeyCode == VK_F10)
{
// menu
MenuSelected = 1;
WriteMenu = 1;
MarkMenu = 1;
MenuClicked = 0;
}
} // end if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown)
} // end if !MenuSelected
// printing menu items
if (WriteMenu)
{
for (i = 0; i < AUTHOR_MENU_NO_OF_ITEMS; i++)
{
if (AuthorMenuItems[i] != NULL)
{
if (DisabledItem[i]) Print (xStartMenu[i], yStartMenu[i], DisabledItemColor, "%s", AuthorMenuItems[i]);
else Print (xStartMenu[i], yStartMenu[i], ItemColor, "%s", AuthorMenuItems[i]);
}
}
if (MarkMenu)
{
if (AuthorMenuItems[MenuTempIndex] != NULL)
{
if (DisabledItem[MenuTempIndex]) Print (xStartMenu[MenuTempIndex], yStartMenu[MenuTempIndex], DisabledItemHighLightColor, "%s", AuthorMenuItems[MenuTempIndex]);
else Print (xStartMenu[MenuTempIndex], yStartMenu[MenuTempIndex], ItemHighLightColor, "%s", AuthorMenuItems[MenuTempIndex]);
// print help in the status line
if (ShowAuthor)
{
Print (HELP_X, HELP_Y, HelpColor, "%s", AuthorMenuHelp[MenuTempIndex]);
AuthorIsDisplayed = 1;
}
}
MarkMenu = 0;
}
WriteMenu = 0;
}
} // end of while (AuthorDialogLoop)
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