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https://github.com/reactos/reactos.git
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ee6bc66318
Improve the progress bar functions: - Add a member in the struct, which will be used as a bar colour parameter for the new CreateProgressBarEx(). - CreateProgressBar() which will now invoke the Ex variant without the additional parameter.
403 lines
10 KiB
C
403 lines
10 KiB
C
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/* INCLUDES *****************************************************************/
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#include "usetup.h"
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#define NDEBUG
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#include <debug.h>
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/* FUNCTIONS ****************************************************************/
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static
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VOID
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DrawBorder(
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PPROGRESSBAR Bar)
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{
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COORD coPos;
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DWORD Written;
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SHORT i;
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/* draw upper left corner */
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coPos.X = Bar->Left;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xDA, // '+',
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1,
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coPos,
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&Written);
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/* draw upper edge */
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coPos.X = Bar->Left + 1;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xC4, // '-',
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Bar->Right - Bar->Left - 1,
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coPos,
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&Written);
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/* draw upper right corner */
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coPos.X = Bar->Right;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xBF, // '+',
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1,
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coPos,
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&Written);
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/* draw left and right edge */
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for (i = Bar->Top + 2; i < Bar->Bottom; i++)
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{
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coPos.X = Bar->Left;
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coPos.Y = i;
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FillConsoleOutputCharacterA(StdOutput,
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0xB3, // '|',
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1,
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coPos,
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&Written);
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coPos.X = Bar->Right;
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FillConsoleOutputCharacterA(StdOutput,
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0xB3, //'|',
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1,
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coPos,
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&Written);
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}
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/* draw lower left corner */
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coPos.X = Bar->Left;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xC0, // '+',
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1,
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coPos,
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&Written);
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/* draw lower edge */
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coPos.X = Bar->Left + 1;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xC4, // '-',
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Bar->Right - Bar->Left - 1,
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coPos,
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&Written);
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/* draw lower right corner */
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coPos.X = Bar->Right;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xD9, // '+',
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1,
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coPos,
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&Written);
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}
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static
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VOID
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DrawThickBorder(
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PPROGRESSBAR Bar)
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{
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COORD coPos;
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DWORD Written;
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SHORT i;
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/* draw upper left corner */
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coPos.X = Bar->Left;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xC9, // '+',
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1,
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coPos,
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&Written);
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/* draw upper edge */
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coPos.X = Bar->Left + 1;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xCD, // '-',
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Bar->Right - Bar->Left - 1,
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coPos,
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&Written);
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/* draw upper right corner */
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coPos.X = Bar->Right;
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coPos.Y = Bar->Top + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xBB, // '+',
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1,
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coPos,
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&Written);
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/* draw left and right edge */
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for (i = Bar->Top + 2; i < Bar->Bottom; i++)
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{
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coPos.X = Bar->Left;
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coPos.Y = i;
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FillConsoleOutputCharacterA(StdOutput,
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0xBA, // '|',
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1,
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coPos,
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&Written);
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coPos.X = Bar->Right;
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FillConsoleOutputCharacterA(StdOutput,
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0xBA, //'|',
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1,
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coPos,
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&Written);
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}
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/* draw lower left corner */
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coPos.X = Bar->Left;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xC8, // '+',
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1,
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coPos,
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&Written);
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/* draw lower edge */
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coPos.X = Bar->Left + 1;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xCD, // '-',
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Bar->Right - Bar->Left - 1,
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coPos,
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&Written);
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/* draw lower right corner */
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coPos.X = Bar->Right;
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coPos.Y = Bar->Bottom;
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FillConsoleOutputCharacterA(StdOutput,
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0xBC, // '+',
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1,
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coPos,
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&Written);
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}
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static
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VOID
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DrawProgressBar(
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PPROGRESSBAR Bar)
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{
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CHAR TextBuffer[8];
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COORD coPos;
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DWORD Written;
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PROGRESSBAR BarBorder = *Bar;
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/* Print percentage */
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sprintf(TextBuffer, "%-3lu%%", Bar->Percent);
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coPos.X = Bar->Left + (Bar->Width - 2) / 2;
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coPos.Y = Bar->Top;
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WriteConsoleOutputCharacterA(StdOutput,
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TextBuffer,
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4,
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coPos,
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&Written);
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/* Draw the progress bar border */
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DrawBorder(Bar);
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/* Write Text Associated with Bar */
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CONSOLE_SetTextXY(Bar->TextTop, Bar->TextRight, Bar->Text);
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/* Draw the progress bar "border" border */
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if (Bar->Double)
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{
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BarBorder.Top -= 5;
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BarBorder.Bottom += 2;
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BarBorder.Right += 5;
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BarBorder.Left -= 5;
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DrawThickBorder(&BarBorder);
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}
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/* Draw the bar */
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coPos.X = Bar->Left + 1;
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for (coPos.Y = Bar->Top + 2; coPos.Y <= Bar->Bottom - 1; coPos.Y++)
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{
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FillConsoleOutputAttribute(StdOutput,
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Bar->ProgressColour,
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Bar->Width - 2,
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coPos,
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&Written);
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FillConsoleOutputCharacterA(StdOutput,
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' ',
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Bar->Width - 2,
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coPos,
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&Written);
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}
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}
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PPROGRESSBAR
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CreateProgressBarEx(
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SHORT Left,
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SHORT Top,
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SHORT Right,
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SHORT Bottom,
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SHORT TextTop,
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SHORT TextRight,
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IN BOOLEAN DoubleEdge,
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SHORT ProgressColour,
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CHAR *Text)
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{
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PPROGRESSBAR Bar;
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Bar = (PPROGRESSBAR)RtlAllocateHeap(ProcessHeap,
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0,
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sizeof(PROGRESSBAR));
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if (Bar == NULL)
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return NULL;
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Bar->Left = Left;
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Bar->Top = Top;
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Bar->Right = Right;
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Bar->Bottom = Bottom;
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Bar->TextTop = TextTop;
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Bar->TextRight = TextRight;
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Bar->Double = DoubleEdge;
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Bar->ProgressColour = ProgressColour;
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Bar->Text = Text;
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Bar->Width = Bar->Right - Bar->Left + 1;
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Bar->Percent = 0;
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Bar->Pos = 0;
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Bar->StepCount = 0;
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Bar->CurrentStep = 0;
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DrawProgressBar(Bar);
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return Bar;
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}
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PPROGRESSBAR
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CreateProgressBar(
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SHORT Left,
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SHORT Top,
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SHORT Right,
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SHORT Bottom,
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SHORT TextTop,
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SHORT TextRight,
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IN BOOLEAN DoubleEdge,
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CHAR *Text)
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{
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/* Call the Ex variant of the function */
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return CreateProgressBarEx(Left, Top, Right, Bottom,
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TextTop, TextRight,
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DoubleEdge,
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FOREGROUND_YELLOW | BACKGROUND_BLUE,
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Text);
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}
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VOID
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DestroyProgressBar(
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PPROGRESSBAR Bar)
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{
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RtlFreeHeap(ProcessHeap, 0, Bar);
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}
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VOID
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ProgressSetStepCount(
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PPROGRESSBAR Bar,
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ULONG StepCount)
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{
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Bar->CurrentStep = 0;
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Bar->StepCount = StepCount;
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DrawProgressBar(Bar);
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}
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VOID
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ProgressNextStep(
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PPROGRESSBAR Bar)
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{
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ProgressSetStep(Bar, Bar->CurrentStep + 1);
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}
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VOID
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ProgressSetStep(
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PPROGRESSBAR Bar,
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ULONG Step)
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{
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CHAR TextBuffer[8];
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COORD coPos;
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DWORD Written;
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ULONG NewPercent;
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ULONG NewPos;
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if (Step > Bar->StepCount)
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return;
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Bar->CurrentStep = Step;
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/* Calculate new percentage */
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NewPercent = (ULONG)(((100.0 * (float)Bar->CurrentStep) / (float)Bar->StepCount) + 0.5);
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/* Redraw percentage if changed */
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if (Bar->Percent != NewPercent)
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{
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Bar->Percent = NewPercent;
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sprintf(TextBuffer, "%-3lu%%", Bar->Percent);
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coPos.X = Bar->Left + (Bar->Width - 2) / 2;
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coPos.Y = Bar->Top;
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WriteConsoleOutputCharacterA(StdOutput,
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TextBuffer,
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4,
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coPos,
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&Written);
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}
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/* Calculate bar position */
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NewPos = (ULONG)((((float)(Bar->Width - 2) * 2.0 * (float)Bar->CurrentStep) / (float)Bar->StepCount) + 0.5);
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/* Redraw bar if changed */
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if (Bar->Pos != NewPos)
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{
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Bar->Pos = NewPos;
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for (coPos.Y = Bar->Top + 2; coPos.Y <= Bar->Bottom - 1; coPos.Y++)
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{
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coPos.X = Bar->Left + 1;
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FillConsoleOutputCharacterA(StdOutput,
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0xDB,
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Bar->Pos / 2,
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coPos,
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&Written);
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coPos.X += Bar->Pos/2;
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if (NewPos & 1)
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{
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FillConsoleOutputCharacterA(StdOutput,
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0xDD,
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1,
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coPos,
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&Written);
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coPos.X++;
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}
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if (coPos.X <= Bar->Right - 1)
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{
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FillConsoleOutputCharacterA(StdOutput,
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' ',
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Bar->Right - coPos.X,
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coPos,
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&Written);
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}
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}
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}
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}
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/* EOF */
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