📄 dialogbox.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: 22->8->2002 at 16->20
*
* Description: GROUPBOX component source
*
*/
# include "main.h"
/* !! DO NOT REMOVE THIS COMMENT !!
*
* Function name: DialogBoxComponent
* Function version: 1.0
* Input parameters: - DialogBox (DIALOGBOX_COMPONENT)
* Return value: dialogbox structure
* Description: draws a dialog box
* Example: Before you use it, you have to initialize it's variables
*
* DialogBoxComponent (DialogBox, ir, TRUE);
* Limits:
* Warnings: none
*
* Updates:
* - (!! here you write the updates - do not remove this line !!)
*
*/
DIALOGBOX_COMPONENT *DialogBoxComponent (DIALOGBOX_COMPONENT *DialogBox, INPUT_RECORD ir, short Initialize)
{
short i = 0, j = 0, RightDownLine = 0, RightUpLine = 0, LeftDownLine = 0, LeftUpLine = 0;
short HorizontalLine = 0, VerticalLine = 0, VerticalLeftLine = 0, VerticalRightLine = 0;
static short SelectedExitIcon = 0, UnSelectedExitIcon = 0;
static short SelectedHelpIcon = 0, UnSelectedHelpIcon = 0;
// limits
if ( (DialogBox->x >= 0) && (DialogBox->x <= 73) && (DialogBox->x+DialogBox->Length <= 80) &&
(DialogBox->Length > 3) && (DialogBox->y >= 0) && (DialogBox->y <= 22) &&
(DialogBox->y+DialogBox->Height <= 25) && (DialogBox->Height > 2)/* &&
(strlen (DialogBox->Title) >= 1) && ((short) strlen (DialogBox->Title)+6 <= DialogBox->Length)*/ )
{
if (Initialize)
{
// hide screen cursor
ShowScreenCursor (FALSE);
// set codepage
SetConsoleCP (DialogBox->InputCodePage);
SetConsoleOutputCP (DialogBox->OutputCodePage);
// save previous data
DialogBox->Data = ReadDialogBoxData (DialogBox->Data, DialogBox->x, DialogBox->y, DialogBox->Length, DialogBox->Height);
// setting the graphical ASCII constants
if (DialogBox->DoubleLineBorder)
{
// double line border
RightDownLine = RIGHT_DOWN_DOUBLELINE;
RightUpLine = RIGHT_UP_DOUBLELINE;
LeftDownLine = LEFT_DOWN_DOUBLELINE;
LeftUpLine = LEFT_UP_DOUBLELINE;
HorizontalLine = HORIZONTAL_DOUBLELINE;
VerticalLine = VERTICAL_DOUBLELINE;
VerticalLeftLine = VERTICAL_LEFT_DOUBLELINE;
VerticalRightLine = VERTICAL_RIGHT_DOUBLELINE;
}
else
{
// one line border
RightDownLine = RIGHT_DOWN_LINE;
RightUpLine = RIGHT_UP_LINE;
LeftDownLine = LEFT_DOWN_LINE;
LeftUpLine = LEFT_UP_LINE;
HorizontalLine = HORIZONTAL_LINE;
VerticalLine = VERTICAL_LINE;
VerticalLeftLine = VERTICAL_LEFT_LINE;
VerticalRightLine = VERTICAL_RIGHT_LINE;
}
// draw corner elements
Print (DialogBox->x, DialogBox->y, DialogBox->BorderColor, "%c", RightDownLine);
Print (DialogBox->x, DialogBox->y+DialogBox->Height - 2, DialogBox->BorderColor, "%c", RightUpLine);
Print (DialogBox->x+DialogBox->Length - 3, DialogBox->y, DialogBox->BorderColor, "%c", LeftDownLine);
Print (DialogBox->x+DialogBox->Length - 3, DialogBox->y+DialogBox->Height - 2, DialogBox->BorderColor, "%c", LeftUpLine);
// draw horizontal lines
for (i = 1; i < DialogBox->Length; i++)
{
if ( (i == X_HELPICON - DialogBox->x) && (DialogBox->EnableHelpIcon) ) // help icon
{
Print (X_HELPICON, Y_ICON, DialogBox->IconColor, "%c", HELPICON);
}
else if ( (i == X_EXITICON - DialogBox->x) && (DialogBox->EnableExitIcon) ) // exit icon
{
Print (X_EXITICON, Y_ICON, DialogBox->IconColor, "%c", EXITICON);
}
else
{
if (i < DialogBox->Length - 3) Print (DialogBox->x + i, DialogBox->y, DialogBox->BorderColor, "%c", HorizontalLine);
}
if (i < DialogBox->Length - 3)
{
Print (DialogBox->x + i, DialogBox->y + 2, DialogBox->BorderColor, "%c", HorizontalLine);
Print (DialogBox->x + i, DialogBox->y+DialogBox->Height - 2, DialogBox->BorderColor, "%c", HorizontalLine);
}
// draw horizontal shadow if enabled
if ( (i > 1) && (DialogBox->EnableShadow) ) Print (DialogBox->x + i, DialogBox->y+DialogBox->Height - 1, DialogBox->ShadowColor, "%c", DialogBox->ShadowPattern);
}
// draw inside the dialogbox and draw the title line too
for (i = 0; i < DialogBox->Height - 3; i++)
{
if (i == 0) // title line
{
for (j = 0; j < DialogBox->Length - 3; j++)
{
Print (DialogBox->x+j+1, DialogBox->y+i+1, DialogBox->TitleColor, "%c", DialogBox->TitlePattern);
}
}
else
{
if (i != 1) // line below the title line
{
for (j = 0; j < DialogBox->Length - 3; j++)
{
Print (DialogBox->x+j+1, DialogBox->y+i+1, DialogBox->BorderColor, "%c", DialogBox->Pattern);
}
}
}
}
// draw vertical lines
for (i = 0; i < DialogBox->Height - 1; i++)
{
if (i == 1) // |- and -| character
{
Print (DialogBox->x, DialogBox->y + 1 + i, DialogBox->BorderColor, "%c", VerticalRightLine);
Print (DialogBox->x+DialogBox->Length - 3, DialogBox->y + 1 + i, DialogBox->BorderColor, "%c", VerticalLeftLine);
}
if ( (i != 1) && (i < DialogBox->Height - 3) ) // vertical lines
{
Print (DialogBox->x, DialogBox->y + 1 + i, DialogBox->BorderColor, "%c", VerticalLine);
Print (DialogBox->x+DialogBox->Length - 3, DialogBox->y + 1 + i, DialogBox->BorderColor, "%c", VerticalLine);
}
// draw vertical shadow if enabled
if (DialogBox->EnableShadow)
{
Print (DialogBox->x+DialogBox->Length - 2, DialogBox->y + 1 + i, DialogBox->ShadowColor, "%c", DialogBox->ShadowPattern);
Print (DialogBox->x+DialogBox->Length - 1, DialogBox->y + 1 + i, DialogBox->ShadowColor, "%c", DialogBox->ShadowPattern);
}
}
// display title of the dialog
if (DialogBox->LeftAlignedTitle) Print (DialogBox->x + 1, DialogBox->y + 1, DialogBox->TitleColor, "%s", DialogBox->Title);
else if (DialogBox->RightAlignedTitle) Print (DialogBox->x+DialogBox->Length - 1 - (short) strlen (DialogBox->Title), DialogBox->y + 1, DialogBox->TitleColor, "%s", DialogBox->Title);
else if (DialogBox->CenterAlignedTitle) Print (DialogBox->x+((DialogBox->Length - 1 - (short) strlen (DialogBox->Title)) / 2), DialogBox->y + 1, DialogBox->TitleColor, "%s", DialogBox->Title);
// dialogbox is initialized
DialogBox->IsInitialized = TRUE;
}
else
{
if (DialogBox->IsInitialized)
{
if (DialogBox->Active)
{
// set codepage
SetConsoleCP (DialogBox->InputCodePage);
SetConsoleOutputCP (DialogBox->OutputCodePage);
// mouse
if (ir.EventType == MOUSE_EVENT)
{
if ( (ir.Event.MouseEvent.dwEventFlags == MOUSE_MOVED) ||
(ir.Event.MouseEvent.dwButtonState == FROM_LEFT_1ST_BUTTON_PRESSED) )
{
// exit icon if enabled
if (DialogBox->EnableExitIcon)
{
if ( (ir.Event.MouseEvent.dwMousePosition.X == X_EXITICON) &&
(ir.Event.MouseEvent.dwMousePosition.Y == Y_ICON) )
{
if (!SelectedExitIcon)
{
Print (X_EXITICON, Y_ICON, DialogBox->IconHighLightColor, "%c", EXITICON);
UnSelectedExitIcon = FALSE;
SelectedExitIcon = TRUE;
}
}
else
{
if (!UnSelectedExitIcon)
{
Print (X_EXITICON, Y_ICON, DialogBox->IconColor, "%c", EXITICON);
UnSelectedExitIcon = TRUE;
SelectedExitIcon = FALSE;
DialogBox->ExitIconClicked = FALSE;
}
}
} // end if EnableExitIcon
// help icon if enabled
if (DialogBox->EnableHelpIcon)
{
if ( (ir.Event.MouseEvent.dwMousePosition.X == X_HELPICON) &&
(ir.Event.MouseEvent.dwMousePosition.Y == Y_ICON) )
{
if (!SelectedHelpIcon)
{
Print (X_HELPICON, Y_ICON, DialogBox->IconHighLightColor, "%c", HELPICON);
UnSelectedHelpIcon = FALSE;
SelectedHelpIcon = TRUE;
}
}
else
{
if (!UnSelectedHelpIcon)
{
Print (X_HELPICON, Y_ICON, DialogBox->IconColor, "%c", HELPICON);
UnSelectedHelpIcon = TRUE;
SelectedHelpIcon = FALSE;
DialogBox->HelpIconClicked = FALSE;
}
}
} // end if EnableHelpIcon
} // end if MOUSE_MOVED
if (ir.Event.MouseEvent.dwButtonState == FROM_LEFT_1ST_BUTTON_PRESSED)
{
// exit icon
if (DialogBox->EnableExitIcon)
{
if ( (ir.Event.MouseEvent.dwMousePosition.X == X_EXITICON) &&
(ir.Event.MouseEvent.dwMousePosition.Y == Y_ICON) )
{
if (!DialogBox->ExitIconClicked)
{
DialogBox->ExitIconClicked = TRUE;
// close (overwrite) dialog with previous data and deactivate it
WriteDialogBoxData (DialogBox->Data, DialogBox->x, DialogBox->y, DialogBox->Length, DialogBox->Height);
DialogBox->Active = FALSE;
}
}
}
// help icon
if (DialogBox->EnableHelpIcon)
{
if ( (ir.Event.MouseEvent.dwMousePosition.X == X_HELPICON) &&
(ir.Event.MouseEvent.dwMousePosition.Y == Y_ICON) )
{
if (!DialogBox->HelpIconClicked)
{
DialogBox->HelpIconClicked = TRUE;
}
}
}
} // end if FROM_LEFT_1ST_BUTTON_PRESSED
} // end if MOUSE_EVENT
} // end if Active
} // end if DialogBox->IsInitialized
else
{
// error checking
ErrorMsg ("Dialog box component was not initialized.");
}
} // end if Initialized
} // end if limits
else
{
// error checking
if ( !((DialogBox->x >= 0) && (DialogBox->x <= 73)) )
{
ErrorMsg ("DialogBox->x is not between 0 and 73 (DialogBox->x = %02d).", DialogBox->x);
}
if ( !((DialogBox->y >= 0) && (DialogBox->y <= 22)) )
{
ErrorMsg ("DialogBox->x is not between 0 and 22 (DialogBox->y = %02d).", DialogBox->y);
}
if ( !(DialogBox->Length > 6) )
{
ErrorMsg ("DialogBox->Length is not greater than 6 (DialogBox->Length = %02d).", DialogBox->Length);
}
if ( !(DialogBox->Height > 2) )
{
ErrorMsg ("DialogBox->Height is not greater than 2 (DialogBox->Height = %02d).", DialogBox->Height);
}
if ( !(DialogBox->x+DialogBox->Length <= 80) )
{
ErrorMsg ("DialogBox->x+DialogBox->Length is greater than 79 (DialogBox->x+DialogBox->Length = %02d).", DialogBox->x+DialogBox->Length);
}
if ( !(DialogBox->y+DialogBox->Height <= 25) )
{
ErrorMsg ("DialogBox->y+DialogBox->Height is greater than 24 (DialogBox->y+DialogBox->Height = %02d).", DialogBox->y+DialogBox->Height);
}
if ( !((short) strlen (DialogBox->Title) >= 1) )
{
ErrorMsg ("strlen (DialogBox->Title) is not greater than 1 (strlen (DialogBox->Title) = %02d).", strlen (DialogBox->Title));
}
if ( !(((short) strlen (DialogBox->Title)+6) <= DialogBox->Length) )
{
ErrorMsg ("strlen (DialogBox->Title)+6 is not less or equal to DialogBox->Length (strlen (DialogBox->Title)+6 = %02d).", strlen (DialogBox->Title)+6);
}
}
return DialogBox;
}
CONSOLE_DATA ReadDialogBoxData (CONSOLE_DATA cc, short ReadX, short ReadY, short ReadLength, short ReadHeight)
{
HANDLE hOutput;
COORD ReadScreenPosition = {0};
DWORD NoOfCharsRead = 0, NoOfAttrsRead = 0;
BOOL StatusReadAttr = 0, StatusReadChar = 0;
short i = 0, j = 0;
hOutput = GetStdHandle (STD_OUTPUT_HANDLE);
for (i = 0; i < ReadLength; i++)
{
for (j = 0; j < ReadHeight; j++)
{
// read characters from console window
ReadScreenPosition.X = (short) (ReadX + i);
ReadScreenPosition.Y = (short) (ReadY + j);
StatusReadChar = ReadConsoleOutputCharacter (hOutput, &cc.Characters[i][j], 1, ReadScreenPosition, &NoOfCharsRead);
StatusReadAttr = ReadConsoleOutputAttribute (hOutput, &cc.Colors[i][j], 1, ReadScreenPosition, &NoOfAttrsRead);
}
}
if (NoOfAttrsRead != NoOfCharsRead)
{
ErrorMsg ("Error occured while reading characters and attributes of the screen in function ReadDialogBoxData (file \"dialogbox.c\"). NoOfCharsRead = %02d ; NoOfAttrsRead = %02d.", NoOfCharsRead, NoOfAttrsRead);
}
if ( (!StatusReadChar) || (!StatusReadAttr) )
{
ErrorMsg ("Error occured while reading characters and attributes of the screen in function ReadDialogBoxData (file \"dialogbox.c\"). Error code = %u.", GetLastError ());
}
return cc;
}
void WriteDialogBoxData (CONSOLE_DATA cc, short WriteX, short WriteY, short WriteLength, short WriteHeight)
{
HANDLE hOutput;
COORD WriteScreenPosition = {0};
DWORD NoOfAttrsWritten = 0, NoOfCharsWritten = 0;
BOOL StatusWriteAttr = 0, StatusWriteChar = 0;
short i = 0, j = 0;
hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
for (i = 0; i < WriteLength; i++)
{
for (j = 0; j < WriteHeight; j++)
{
// write readed characters
WriteScreenPosition.X = (short) (WriteX + i);
WriteScreenPosition.Y = (short) (WriteY + j);
StatusWriteChar = WriteConsoleOutputCharacter (hOutput, &cc.Characters[i][j], 1, WriteScreenPosition, &NoOfCharsWritten);
StatusWriteAttr = WriteConsoleOutputAttribute (hOutput, &cc.Colors[i][j], 1, WriteScreenPosition, &NoOfAttrsWritten);
}
}
if (NoOfAttrsWritten != NoOfCharsWritten)
{
ErrorMsg ("Error occured while writing characters and attributes on the screen in function WriteDialogBoxData (file \"dialogbox.c\"). NoOfCharsWritten = %02d ; NoOfAttrsWritten = %02d.", NoOfCharsWritten, NoOfAttrsWritten);
}
if ( (!StatusWriteChar) || (!StatusWriteAttr) )
{
ErrorMsg ("Error occured while writing characters and attributes on the screen in function WriteDialogBoxData (file \"dialogbox.c\"). Error code = %u.", GetLastError ());
}
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