ReactOS 0.4.15-dev-8093-g3285f69
popup.c
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1/*
2 * LICENSE: GPL - See COPYING in the top level directory
3 * PROJECT: ReactOS Console Server DLL
4 * FILE: win32ss/user/winsrv/consrv/popup.c
5 * PURPOSE: Console popup windows
6 * PROGRAMMERS: Hermes Belusca-Maito (hermes.belusca@sfr.fr)
7 *
8 * NOTE: Strongly inspired by the DrawBox function
9 * from base/setup/usetup/interface/usetup.c, written by:
10 * Eric Kohl (revision 3753)
11 * Hervé Poussineau (revision 24718)
12 * and *UiDisplayMenu from FreeLdr.
13 */
14
15/* INCLUDES *******************************************************************/
16
17#include "consrv.h"
18#include "popup.h"
19
20#define NDEBUG
21#include <debug.h>
22
23
24/* PRIVATE FUNCTIONS **********************************************************/
25
29 IN CODE_TYPE CodeType,
31 IN ULONG NumCodesToWrite,
32 IN PCOORD WriteCoord,
33 OUT PULONG NumCodesWritten OPTIONAL);
37 IN BOOLEAN Unicode,
38 OUT PCHAR_INFO CharInfo/*Buffer*/,
39 IN OUT PSMALL_RECT ReadRegion);
43 IN BOOLEAN Unicode,
44 IN PCHAR_INFO CharInfo/*Buffer*/,
45 IN OUT PSMALL_RECT WriteRegion);
46
47
48static VOID
50 IN SHORT xLeft,
51 IN SHORT yTop,
54{
55 COORD coPos;
56 DWORD Written;
58
59 /* Set screen attributes */
60 coPos.X = xLeft;
61 Code.Attribute = Buffer->PopupDefaultAttrib;
62 for (coPos.Y = yTop; coPos.Y < yTop + Height; coPos.Y++)
63 {
64 ConDrvFillConsoleOutput(Buffer->Header.Console,
65 Buffer,
67 Code,
68 Width,
69 &coPos,
70 &Written);
71 }
72
73 /* draw upper left corner */
74 coPos.X = xLeft;
75 coPos.Y = yTop;
76 Code.AsciiChar = 0xDA; // '+'
77 ConDrvFillConsoleOutput(Buffer->Header.Console,
78 Buffer,
80 Code,
81 1,
82 &coPos,
83 &Written);
84
85 /* draw upper edge */
86 coPos.X = xLeft + 1;
87 coPos.Y = yTop;
88 Code.AsciiChar = 0xC4; // '-'
89 ConDrvFillConsoleOutput(Buffer->Header.Console,
90 Buffer,
92 Code,
93 Width - 2,
94 &coPos,
95 &Written);
96
97 /* draw upper right corner */
98 coPos.X = xLeft + Width - 1;
99 coPos.Y = yTop;
100 Code.AsciiChar = 0xBF; // '+'
101 ConDrvFillConsoleOutput(Buffer->Header.Console,
102 Buffer,
104 Code,
105 1,
106 &coPos,
107 &Written);
108
109 /* Draw right edge, inner space and left edge */
110 for (coPos.Y = yTop + 1; coPos.Y < yTop + Height - 1; coPos.Y++)
111 {
112 coPos.X = xLeft;
113 Code.AsciiChar = 0xB3; // '|'
114 ConDrvFillConsoleOutput(Buffer->Header.Console,
115 Buffer,
117 Code,
118 1,
119 &coPos,
120 &Written);
121
122 coPos.X = xLeft + 1;
123 Code.AsciiChar = ' ';
124 ConDrvFillConsoleOutput(Buffer->Header.Console,
125 Buffer,
127 Code,
128 Width - 2,
129 &coPos,
130 &Written);
131
132 coPos.X = xLeft + Width - 1;
133 Code.AsciiChar = 0xB3; // '|'
134 ConDrvFillConsoleOutput(Buffer->Header.Console,
135 Buffer,
137 Code,
138 1,
139 &coPos,
140 &Written);
141 }
142
143 /* draw lower left corner */
144 coPos.X = xLeft;
145 coPos.Y = yTop + Height - 1;
146 Code.AsciiChar = 0xC0; // '+'
147 ConDrvFillConsoleOutput(Buffer->Header.Console,
148 Buffer,
150 Code,
151 1,
152 &coPos,
153 &Written);
154
155 /* draw lower edge */
156 coPos.X = xLeft + 1;
157 coPos.Y = yTop + Height - 1;
158 Code.AsciiChar = 0xC4; // '-'
159 ConDrvFillConsoleOutput(Buffer->Header.Console,
160 Buffer,
162 Code,
163 Width - 2,
164 &coPos,
165 &Written);
166
167 /* draw lower right corner */
168 coPos.X = xLeft + Width - 1;
169 coPos.Y = yTop + Height - 1;
170 Code.AsciiChar = 0xD9; // '+'
171 ConDrvFillConsoleOutput(Buffer->Header.Console,
172 Buffer,
174 Code,
175 1,
176 &coPos,
177 &Written);
178}
179
180
181/* PUBLIC FUNCTIONS ***********************************************************/
182
187 IN SHORT xLeft,
188 IN SHORT yTop,
189 IN SHORT Width,
191{
195
196 ASSERT((PCONSOLE)Console == ScreenBuffer->Header.Console);
197
199 return NULL;
200
202
203 /* Create the popup window */
205 if (Popup == NULL) return NULL;
206
207 Popup->ScreenBuffer = Buffer;
208 Popup->Origin.X = xLeft;
209 Popup->Origin.Y = yTop;
210 Popup->Size.X = Width;
211 Popup->Size.Y = Height;
212
213 /* Save old contents */
215 Popup->Size.X * Popup->Size.Y *
216 sizeof(*Popup->OldContents));
217 if (Popup->OldContents == NULL)
218 {
220 return NULL;
221 }
222 Region.Left = Popup->Origin.X;
223 Region.Top = Popup->Origin.Y;
224 Region.Right = Popup->Origin.X + Popup->Size.X - 1;
225 Region.Bottom = Popup->Origin.Y + Popup->Size.Y - 1;
226 ConDrvReadConsoleOutput(Buffer->Header.Console,
227 Buffer,
228 TRUE,
229 Popup->OldContents,
230 &Region);
231
232 /* Draw it */
234 xLeft, yTop,
235 Width, Height);
236
237 /* Add it into the list of popups */
238 InsertTailList(&Console->PopupWindows, &Popup->ListEntry);
239
240 return Popup;
241}
242
243VOID
246{
248
249 if (Popup == NULL) return;
250
251 /* Remove it from the list of popups */
252 RemoveEntryList(&Popup->ListEntry);
253
254 /* Restore the old screen-buffer contents */
255 Region.Left = Popup->Origin.X;
256 Region.Top = Popup->Origin.Y;
257 Region.Right = Popup->Origin.X + Popup->Size.X - 1;
258 Region.Bottom = Popup->Origin.Y + Popup->Size.Y - 1;
259 ConDrvWriteConsoleOutput(Popup->ScreenBuffer->Header.Console,
260 Popup->ScreenBuffer,
261 TRUE,
262 Popup->OldContents,
263 &Region);
264
265 /* Free memory */
266 ConsoleFreeHeap(Popup->OldContents);
268}
269
270/* EOF */
unsigned char BOOLEAN
CConsole Console
LONG NTSTATUS
Definition: precomp.h:26
Definition: bufpool.h:45
@ CODE_ASCII
Definition: conmsg.h:517
@ CODE_ATTRIBUTE
Definition: conmsg.h:519
enum _CODE_TYPE CODE_TYPE
#define Code
Definition: deflate.h:80
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
@ Popup
Definition: console.h:35
#define HEAP_ZERO_MEMORY
Definition: compat.h:134
#define RemoveEntryList(Entry)
Definition: env_spec_w32.h:986
#define InsertTailList(ListHead, Entry)
unsigned long DWORD
Definition: ntddk_ex.h:95
#define ASSERT(a)
Definition: mode.c:44
HANDLE ScreenBuffer
Definition: notevil.c:37
#define TEXTMODE_BUFFER
Definition: pccons.c:21
short SHORT
Definition: pedump.c:59
NTSTATUS NTAPI ConDrvReadConsoleOutput(IN PCONSOLE Console, IN PTEXTMODE_SCREEN_BUFFER Buffer, IN BOOLEAN Unicode, OUT PCHAR_INFO CharInfo, IN OUT PSMALL_RECT ReadRegion)
Definition: text.c:569
VOID DestroyPopupWindow(IN PPOPUP_WINDOW Popup)
Definition: popup.c:244
PPOPUP_WINDOW CreatePopupWindow(IN PCONSRV_CONSOLE Console, IN PCONSOLE_SCREEN_BUFFER ScreenBuffer, IN SHORT xLeft, IN SHORT yTop, IN SHORT Width, IN SHORT Height)
Definition: popup.c:184
NTSTATUS NTAPI ConDrvWriteConsoleOutput(IN PCONSOLE Console, IN PTEXTMODE_SCREEN_BUFFER Buffer, IN BOOLEAN Unicode, IN PCHAR_INFO CharInfo, IN OUT PSMALL_RECT WriteRegion)
Definition: text.c:638
static VOID DrawBox(PTEXTMODE_SCREEN_BUFFER Buffer, IN SHORT xLeft, IN SHORT yTop, IN SHORT Width, IN SHORT Height)
Definition: popup.c:49
NTSTATUS NTAPI ConDrvFillConsoleOutput(IN PCONSOLE Console, IN PTEXTMODE_SCREEN_BUFFER Buffer, IN CODE_TYPE CodeType, IN CODE_ELEMENT Code, IN ULONG NumCodesToWrite, IN PCOORD WriteCoord, OUT PULONG NumCodesWritten OPTIONAL)
Definition: text.c:1251
PULONG MinorVersion OPTIONAL
Definition: CrossNt.h:68
Definition: bl.h:1338
ULONG Y
Definition: bl.h:1340
ULONG X
Definition: bl.h:1339
uint32_t * PULONG
Definition: typedefs.h:59
#define NTAPI
Definition: typedefs.h:36
#define IN
Definition: typedefs.h:39
uint32_t ULONG
Definition: typedefs.h:59
#define OUT
Definition: typedefs.h:40
_In_ HFONT _Out_ PUINT _Out_ PUINT Width
Definition: font.h:89
_In_ HFONT _Out_ PUINT Height
Definition: font.h:88
_In_ UCHAR _In_ UCHAR _In_ ULONG Code
Definition: wdfdevice.h:1701
#define ConsoleAllocHeap(Flags, Size)
Definition: heap.h:14
#define ConsoleFreeHeap(HeapBase)
Definition: heap.h:15
struct _TEXTMODE_SCREEN_BUFFER * PTEXTMODE_SCREEN_BUFFER
#define GetType(This)
Definition: conio.h:54