ReactOS Development > Doxygen

00001 
00002 /* INCLUDES *****************************************************************/
00003 
00004 #include "usetup.h"
00005 
00006 #define NDEBUG
00007 #include <debug.h>
00008 
00009 /* FUNCTIONS ****************************************************************/
00010 
00011 
00012 static VOID
00013 DrawBorder(PPROGRESSBAR Bar)
00014 {
00015   COORD coPos;
00016   DWORD Written;
00017   SHORT i;
00018 
00019   /* draw upper left corner */
00020   coPos.X = Bar->Left;
00021   coPos.Y = Bar->Top + 1;
00022   FillConsoleOutputCharacterA(StdOutput,
00023                  0xDA, // '+',
00024                  1,
00025                  coPos,
00026                  &Written);
00027 
00028   /* draw upper edge */
00029   coPos.X = Bar->Left + 1;
00030   coPos.Y = Bar->Top + 1;
00031   FillConsoleOutputCharacterA(StdOutput,
00032                  0xC4, // '-',
00033                  Bar->Right - Bar->Left - 1,
00034                  coPos,
00035                  &Written);
00036 
00037   /* draw upper right corner */
00038   coPos.X = Bar->Right;
00039   coPos.Y = Bar->Top + 1;
00040   FillConsoleOutputCharacterA(StdOutput,
00041                  0xBF, // '+',
00042                  1,
00043                  coPos,
00044                  &Written);
00045 
00046   /* draw left and right edge */
00047   for (i = Bar->Top + 2; i < Bar->Bottom; i++)
00048     {
00049       coPos.X = Bar->Left;
00050       coPos.Y = i;
00051       FillConsoleOutputCharacterA(StdOutput,
00052                  0xB3, // '|',
00053                  1,
00054                  coPos,
00055                  &Written);
00056 
00057       coPos.X = Bar->Right;
00058       FillConsoleOutputCharacterA(StdOutput,
00059                  0xB3, //'|',
00060                  1,
00061                  coPos,
00062                  &Written);
00063     }
00064 
00065   /* draw lower left corner */
00066   coPos.X = Bar->Left;
00067   coPos.Y = Bar->Bottom;
00068   FillConsoleOutputCharacterA(StdOutput,
00069                  0xC0, // '+',
00070                  1,
00071                  coPos,
00072                  &Written);
00073 
00074   /* draw lower edge */
00075   coPos.X = Bar->Left + 1;
00076   coPos.Y = Bar->Bottom;
00077   FillConsoleOutputCharacterA(StdOutput,
00078                  0xC4, // '-',
00079                  Bar->Right - Bar->Left - 1,
00080                  coPos,
00081                  &Written);
00082 
00083   /* draw lower right corner */
00084   coPos.X = Bar->Right;
00085   coPos.Y = Bar->Bottom;
00086   FillConsoleOutputCharacterA(StdOutput,
00087                  0xD9, // '+',
00088                  1,
00089                  coPos,
00090                  &Written);
00091 }
00092 
00093 static VOID
00094 DrawThickBorder(PPROGRESSBAR Bar)
00095 {
00096   COORD coPos;
00097   DWORD Written;
00098   SHORT i;
00099 
00100   /* draw upper left corner */
00101   coPos.X = Bar->Left;
00102   coPos.Y = Bar->Top + 1;
00103   FillConsoleOutputCharacterA(StdOutput,
00104                  0xC9, // '+',
00105                  1,
00106                  coPos,
00107                  &Written);
00108 
00109   /* draw upper edge */
00110   coPos.X = Bar->Left + 1;
00111   coPos.Y = Bar->Top + 1;
00112   FillConsoleOutputCharacterA(StdOutput,
00113                  0xCD, // '-',
00114                  Bar->Right - Bar->Left - 1,
00115                  coPos,
00116                  &Written);
00117 
00118   /* draw upper right corner */
00119   coPos.X = Bar->Right;
00120   coPos.Y = Bar->Top + 1;
00121   FillConsoleOutputCharacterA(StdOutput,
00122                  0xBB, // '+',
00123                  1,
00124                  coPos,
00125                  &Written);
00126 
00127   /* draw left and right edge */
00128   for (i = Bar->Top + 2; i < Bar->Bottom; i++)
00129     {
00130       coPos.X = Bar->Left;
00131       coPos.Y = i;
00132       FillConsoleOutputCharacterA(StdOutput,
00133                  0xBA, // '|',
00134                  1,
00135                  coPos,
00136                  &Written);
00137 
00138       coPos.X = Bar->Right;
00139       FillConsoleOutputCharacterA(StdOutput,
00140                  0xBA, //'|',
00141                  1,
00142                  coPos,
00143                  &Written);
00144     }
00145 
00146   /* draw lower left corner */
00147   coPos.X = Bar->Left;
00148   coPos.Y = Bar->Bottom;
00149   FillConsoleOutputCharacterA(StdOutput,
00150                  0xC8, // '+',
00151                  1,
00152                  coPos,
00153                  &Written);
00154 
00155   /* draw lower edge */
00156   coPos.X = Bar->Left + 1;
00157   coPos.Y = Bar->Bottom;
00158   FillConsoleOutputCharacterA(StdOutput,
00159                  0xCD, // '-',
00160                  Bar->Right - Bar->Left - 1,
00161                  coPos,
00162                  &Written);
00163 
00164   /* draw lower right corner */
00165   coPos.X = Bar->Right;
00166   coPos.Y = Bar->Bottom;
00167   FillConsoleOutputCharacterA(StdOutput,
00168                  0xBC, // '+',
00169                  1,
00170                  coPos,
00171                  &Written);
00172 }
00173 
00174 static VOID
00175 DrawProgressBar(PPROGRESSBAR Bar)
00176 {
00177   CHAR TextBuffer[8];
00178   COORD coPos;
00179   DWORD Written;
00180   PROGRESSBAR BarBorder = *Bar;
00181 
00182   /* Print percentage */
00183   sprintf(TextBuffer, "%-3lu%%", Bar->Percent);
00184 
00185   coPos.X = Bar->Left + (Bar->Width - 2) / 2;
00186   coPos.Y = Bar->Top;
00187   WriteConsoleOutputCharacterA(StdOutput,
00188                    TextBuffer,
00189                    4,
00190                    coPos,
00191                    &Written);
00192 
00193   /* Draw the progress bar border */
00194   DrawBorder(Bar);
00195 
00196   /* Write Text Associated with Bar */
00197   CONSOLE_SetTextXY(Bar->TextTop, Bar->TextRight, Bar->Text);
00198 
00199   /* Draw the progress bar "border" border */
00200   if (Bar->Double)
00201   {
00202       BarBorder.Top -= 5;
00203       BarBorder.Bottom += 2;
00204       BarBorder.Right += 5;
00205       BarBorder.Left -= 5;
00206       DrawThickBorder(&BarBorder);
00207   }
00208 
00209   /* Draw the bar */
00210   coPos.X = Bar->Left + 1;
00211   for (coPos.Y = Bar->Top + 2; coPos.Y <= Bar->Bottom - 1; coPos.Y++)
00212     {
00213       FillConsoleOutputAttribute(StdOutput,
00214                  FOREGROUND_YELLOW | BACKGROUND_BLUE,
00215                  Bar->Width - 2,
00216                  coPos,
00217                  &Written);
00218 
00219       FillConsoleOutputCharacterA(StdOutput,
00220                  ' ',
00221                  Bar->Width - 2,
00222                  coPos,
00223                  &Written);
00224     }
00225 
00226 }
00227 
00228 
00229 
00230 PPROGRESSBAR
00231 CreateProgressBar(SHORT Left,
00232           SHORT Top,
00233           SHORT Right,
00234           SHORT Bottom,
00235           SHORT TextTop,
00236           SHORT TextRight,
00237           IN BOOLEAN DoubleEdge,
00238           char* Text)
00239 {
00240   PPROGRESSBAR Bar;
00241 
00242   Bar = (PPROGRESSBAR)RtlAllocateHeap(ProcessHeap,
00243                       0,
00244                       sizeof(PROGRESSBAR));
00245   if (Bar == NULL)
00246     return(NULL);
00247 
00248   Bar->Left = Left;
00249   Bar->Top = Top;
00250   Bar->Right = Right;
00251   Bar->Bottom = Bottom;
00252   Bar->TextTop = TextTop;
00253   Bar->TextRight = TextRight;
00254   Bar->Double = DoubleEdge;
00255   Bar->Text = Text;
00256 
00257   Bar->Width = Bar->Right - Bar->Left + 1;
00258 
00259   Bar->Percent = 0;
00260   Bar->Pos = 0;
00261 
00262   Bar->StepCount = 0;
00263   Bar->CurrentStep = 0;
00264 
00265   DrawProgressBar(Bar);
00266 
00267   return(Bar);
00268 }
00269 
00270 
00271 VOID
00272 DestroyProgressBar(PPROGRESSBAR Bar)
00273 {
00274   RtlFreeHeap(ProcessHeap,
00275           0,
00276           Bar);
00277 }
00278 
00279 VOID
00280 ProgressSetStepCount(PPROGRESSBAR Bar,
00281              ULONG StepCount)
00282 {
00283   Bar->CurrentStep = 0;
00284   Bar->StepCount = StepCount;
00285 
00286   DrawProgressBar(Bar);
00287 }
00288 
00289 
00290 VOID
00291 ProgressNextStep(PPROGRESSBAR Bar)
00292 {
00293   ProgressSetStep(Bar, Bar->CurrentStep + 1);
00294 }
00295 
00296 
00297 VOID
00298 ProgressSetStep (PPROGRESSBAR Bar,
00299          ULONG Step)
00300 {
00301   CHAR TextBuffer[8];
00302   COORD coPos;
00303   DWORD Written;
00304   ULONG NewPercent;
00305   ULONG NewPos;
00306 
00307   if (Step > Bar->StepCount)
00308     return;
00309 
00310   Bar->CurrentStep = Step;
00311 
00312   /* Calculate new percentage */
00313   NewPercent = (ULONG)(((100.0 * (float)Bar->CurrentStep) / (float)Bar->StepCount) + 0.5);
00314 
00315   /* Redraw precentage if changed */
00316   if (Bar->Percent != NewPercent)
00317     {
00318       Bar->Percent = NewPercent;
00319 
00320       sprintf(TextBuffer, "%-3lu%%", Bar->Percent);
00321 
00322       coPos.X = Bar->Left + (Bar->Width - 2) / 2;
00323       coPos.Y = Bar->Top;
00324       WriteConsoleOutputCharacterA(StdOutput,
00325                    TextBuffer,
00326                    4,
00327                    coPos,
00328                    &Written);
00329     }
00330 
00331   /* Calculate bar position */
00332   NewPos = (ULONG)((((float)(Bar->Width - 2) * 2.0 * (float)Bar->CurrentStep) / (float)Bar->StepCount) + 0.5);
00333 
00334   /* Redraw bar if changed */
00335   if (Bar->Pos != NewPos)
00336     {
00337       Bar->Pos = NewPos;
00338 
00339       for (coPos.Y = Bar->Top + 2; coPos.Y <= Bar->Bottom - 1; coPos.Y++)
00340     {
00341       coPos.X = Bar->Left + 1;
00342       FillConsoleOutputCharacterA(StdOutput,
00343                      0xDB,
00344                      Bar->Pos / 2,
00345                      coPos,
00346                      &Written);
00347       coPos.X += Bar->Pos/2;
00348 
00349       if (NewPos & 1)
00350         {
00351           FillConsoleOutputCharacterA(StdOutput,
00352                      0xDD,
00353                      1,
00354                      coPos,
00355                      &Written);
00356           coPos.X++;
00357         }
00358 
00359       if (coPos.X <= Bar->Right - 1)
00360         {
00361           FillConsoleOutputCharacterA(StdOutput,
00362                      ' ',
00363                      Bar->Right - coPos.X,
00364                      coPos,
00365                      &Written);
00366         }
00367     }
00368     }
00369 }
00370 
00371 /* EOF */
Generated on Mon May 28 2012 04:16:57 for ReactOS by
1.7.6.1