-
Notifications
You must be signed in to change notification settings - Fork 2
/
form_events_3.pas
313 lines (265 loc) · 9.98 KB
/
form_events_3.pas
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
unit form_events_3;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, LCLType, StdCtrls, Menus, ExtCtrls, CheckLst,
checks_descriptions, BCMDButton, ComCtrls,
form_cancel_2;
type
{ TEventsForm3 }
TEventsForm3 = class(TCancelForm2)
btnDownloadAll: TButton;
btnDownloadFiltered: TButton;
btnDownloadNone: TButton;
clbEpisodeFiles: TCheckListBox;
edtTextFilter: TEdit;
gbEpisodesToDownload: TGroupBox;
grTextFilter: TGroupBox;
lbEpisodeDesc: TListBox;
lbEpisodeTitle: TListBox;
rbgSpeed: TRadioGroup;
splFirst: TSplitter;
splSecond: TSplitter;
upDownFiltered: TUpDown;
procedure FormCreate(Sender: TObject);
procedure DoDrawItemlbEpisodeDesc_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
procedure clbEpisodeFilesItemClick_3(Sender: TObject; Index: integer);
procedure rbgSpeedClick(Sender: TObject);
procedure splFirstMoved_3(Sender: TObject);
procedure splSecondMoved_3(Sender: TObject);
procedure lbEpisodeDescClick_3(Sender: TObject);
procedure lbEpisodeDescSelectionChange_3(Sender: TObject; User: boolean);
procedure edtTextFilterChange_3(Sender: TObject);
procedure upDownFilteredClick_3(Sender: TObject; Button: TUDBtnType);
procedure btnDownloadFilteredClick_3(Sender: TObject);
procedure btnDownloadAllClick_3(Sender: TObject);
procedure btnDownloadNoneClick_3(Sender: TObject);
procedure DoScrollclbEpisodeFiles_3(Sender: TObject);
procedure DoScrolllbEpisodeTitle_3(Sender: TObject);
procedure DoScrolllbEpisodeDesc_3(Sender: TObject);
procedure DoDrawItemclbEpisodeFiles_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
procedure DoDrawItemlbEpisodeTitle_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
procedure DoOnWriteEpisode_3(Sender: TObject; APosition: int64; fileNumber: integer);
procedure freeSpaceCheck(file_path: String);
protected
FViewSearchMatch, FViewSearchCount: integer;
FLowDiskSpaceWarn: boolean;
end;
var
unused_event_form: TEventsForm3;
implementation
{$R *.lfm}
uses
process_data, form_podcast_4, gui_state, consts_types;
procedure TEventsForm3.FormCreate(Sender: TObject);
begin
inherited;
clbEpisodeFiles.OnScroll := @DoScrollclbEpisodeFiles_3;
lbEpisodeTitle.OnScroll := @DoScrolllbEpisodeTitle_3;
lbEpisodeDesc.OnScroll := @DoScrolllbEpisodeDesc_3;
clbEpisodeFiles.OnDrawItem := @DoDrawItemclbEpisodeFiles_3;
lbEpisodeTitle.OnDrawItem := @DoDrawItemlbEpisodeTitle_3;
lbEpisodeDesc.OnDrawItem := @DoDrawItemlbEpisodeDesc_3;
clbEpisodeFiles.Clear;
lbEpisodeTitle.Clear;
lbEpisodeDesc.Clear;
FLowDiskSpaceWarn:= false;
end;
procedure TEventsForm3.clbEpisodeFilesItemClick_3(Sender: TObject; Index: integer);
var
curState, checkedCount: integer;
begin
curState := FStateOfGui.getState();
if curState < GUI_WHILE_DOWNLOADING_6 then
begin
process_b_choices(Index);
checkedCount := g_selection_mediator.checkedCount(clbEpisodeFiles);
if checkedCount = 0 then
FStateOfGui.setState(GUI_AFTER_RSS_PROCESSED_4)
else
FStateOfGui.setState(GUI_ONE_CHECKMARK_5);
end
else
clbEpisodeFiles.Checked[Index] := not clbEpisodeFiles.Checked[Index];
end;
procedure TEventsForm3.rbgSpeedClick(Sender: TObject);
begin
end;
procedure TEventsForm3.splFirstMoved_3(Sender: TObject);
var
middle_of_box, min_split_left, max_split_left: integer;
begin
middle_of_box := Round(gbEpisodesToDownload.Width / 2);
max_split_left := gbEpisodesToDownload.Width - 32;
min_split_left := 32;
if splFirst.left >= max_split_left then
splFirst.left := max_split_left
else if splFirst.left <= min_split_left then
splFirst.left := min_split_left;
if splFirst.left >= splSecond.left then
if splFirst.left > middle_of_box then
splFirst.left := splFirst.left - 32
else
splSecond.left := splSecond.left + 32;
end;
procedure TEventsForm3.splSecondMoved_3(Sender: TObject);
var
middle_of_box, min_split_left, max_split_left: integer;
begin
middle_of_box := Round(gbEpisodesToDownload.Width / 2);
max_split_left := gbEpisodesToDownload.Width - 32;
min_split_left := 32;
if splSecond.left >= max_split_left then
splSecond.left := max_split_left
else if splSecond.left <= min_split_left then
splSecond.left := min_split_left;
if splFirst.left >= splSecond.left then
if splFirst.left > middle_of_box then
splFirst.left := splFirst.left - 32
else
splSecond.left := splSecond.left + 32;
end;
procedure TEventsForm3.lbEpisodeDescClick_3(Sender: TObject);
var
episode_index, display_number: integer;
begin
for episode_index := 0 to (lbEpisodeDesc.Items.Count - 1) do
if lbEpisodeDesc.Selected[episode_index] then
begin
display_number := lbEpisodeDesc.Items.Count - episode_index;
g_selection_mediator.displayDescription(episode_index, display_number);
end;
end;
{$push}{$warn 5024 off}// User not used
procedure TEventsForm3.lbEpisodeDescSelectionChange_3(Sender: TObject; User: boolean);
begin
clbEpisodeFiles.TopIndex := lbEpisodeDesc.TopIndex;
lbEpisodeTitle.TopIndex := lbEpisodeDesc.TopIndex;
end;
{$pop}
procedure TEventsForm3.edtTextFilterChange_3(Sender: TObject);
begin
FViewSearchCount := g_selection_mediator.showFilterMatch(clbEpisodeFiles, lbEpisodeTitle, lbEpisodeDesc,
g_podcast_form.edtTextFilter, g_podcast_form.btnDownloadFiltered);
FViewSearchMatch := 0;
FStateOfGui.searchButtons(FViewSearchCount);
end;
procedure TEventsForm3.upDownFilteredClick_3(Sender: TObject; Button: TUDBtnType);
var
search_text: string;
top_episode_search_index: integer;
begin
search_text := g_podcast_form.edtTextFilter.Text;
top_episode_search_index := process_b_index_of_filter(search_text, FViewSearchMatch);
clbEpisodeFiles.TopIndex := top_episode_search_index;
lbEpisodeDesc.TopIndex := top_episode_search_index;
lbEpisodeTitle.TopIndex := top_episode_search_index;
if Button = btPrev then
if FViewSearchMatch = FViewSearchCount then
FViewSearchMatch := 0
else
FViewSearchMatch := FViewSearchMatch + 1
else
if FViewSearchMatch = 0 then
FViewSearchMatch := FViewSearchCount
else
FViewSearchMatch := FViewSearchMatch - 1;
end;
procedure TEventsForm3.btnDownloadAllClick_3(Sender: TObject);
begin
process_b_all();
FStateOfGui.setState(GUI_ONE_CHECKMARK_5);
end;
procedure TEventsForm3.btnDownloadNoneClick_3(Sender: TObject);
begin
process_b_none();
FStateOfGui.setState(GUI_AFTER_RSS_PROCESSED_4);
end;
procedure TEventsForm3.DoScrollclbEpisodeFiles_3(Sender: TObject);
begin
lbEpisodeDesc.TopIndex := clbEpisodeFiles.TopIndex;
lbEpisodeTitle.TopIndex := clbEpisodeFiles.TopIndex;
end;
procedure TEventsForm3.DoScrolllbEpisodeTitle_3(Sender: TObject);
begin
clbEpisodeFiles.TopIndex := lbEpisodeTitle.TopIndex;
lbEpisodeDesc.TopIndex := lbEpisodeTitle.TopIndex;
end;
procedure TEventsForm3.DoScrolllbEpisodeDesc_3(Sender: TObject);
begin
clbEpisodeFiles.TopIndex := lbEpisodeDesc.TopIndex;
lbEpisodeTitle.TopIndex := lbEpisodeDesc.TopIndex;
end;
procedure TEventsForm3.DoDrawItemclbEpisodeFiles_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
{$push}{$warn 5024 off}// State not used
begin
checkBoxDrawItem(Control, Index, ARect, lbEpisodeDesc);
end;
{$pop}
procedure TEventsForm3.DoDrawItemlbEpisodeTitle_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
{$push}{$warn 5024 off}// State not used
begin
TitleListBoxDrawItem(Control, Index, ARect, lbEpisodeDesc);
end;
{$pop}
procedure TEventsForm3.DoDrawItemlbEpisodeDesc_3(Control: TWinControl; Index: integer; ARect: TRect; State: TOwnerDrawState);
{$push}{$warn 5024 off}// State not used
var
network_load: integer;
begin
EpisodeListBoxDrawItem(Control, Index, ARect);
network_load := rbgSpeed.ItemIndex;
if network_load = integer(Medium) then
sleep(NETWORK_MEDIUM_SLEEP)
else if network_load = integer(Low) then
sleep(NETWORK_LOW_SLEEP);
end;
{$pop}
procedure TEventsForm3.freeSpaceCheck(file_path: String);
var
drive_letter:char;
disk_capacity, free_space: Extended;
disk_mess, free_mess, warning_mess:string;
begin
drive_letter := UpCase(file_path[1]);
free_space := DiskFree(Ord(drive_letter) - LETTER_A_AS_CHAR) / ONE_GIGABYTE ;
if (not FLowDiskSpaceWarn) and (free_space <GB_DISK_WARN_SIZE) then
begin
FLowDiskSpaceWarn:=true;
free_mess := FormatFloat('#,##0', free_space) + 'GB';
disk_capacity := DiskSize(Ord(drive_letter) - LETTER_A_AS_CHAR) / ONE_GIGABYTE;
disk_mess := FormatFloat('#,##0', disk_capacity) + 'GB';
warning_mess := 'Drive ' + drive_letter + ' has only ' + free_mess + ' out of ' + disk_mess + '. You may want to Cancel';
MessageDlgEx(warning_mess, mtInformation, [mbOK], g_podcast_form);
end;
end;
procedure TEventsForm3.DoOnWriteEpisode_3(Sender: TObject; APosition: int64; fileNumber: integer);
var
num_success, num_wanted: integer;
save_dir:string;
begin
if FStartStopIO <> '' then
raise ECancelException.Create(WRITE_EXCEPTION_EPISODE + EXCEPTION_SPACE + FStartStopIO);
g_selection_mediator.readingMediaFile(clbEpisodeFiles, lbEpisodeTitle, lbEpisodeDesc, fileNumber, APosition);
num_success := g_selection_mediator.getSuccesses() + 1;
num_wanted := g_selection_mediator.getWantedDownloads();
lblDownloadingXofY.Caption := 'Downloading ' + IntToStr(num_success) + '/' + IntToStr(num_wanted);
Application.ProcessMessages;
save_dir := Trim(g_podcast_form.edtSaveDirectory.Text);
freeSpaceCheck(save_dir);
end;
procedure TEventsForm3.btnDownloadFilteredClick_3(Sender: TObject);
var
checkedFileCount: integer;
checked_and_total_size: TCheckedAndTotalSize;
search_text: string;
begin
search_text := g_podcast_form.edtTextFilter.Text;
checked_and_total_size := process_b_filter(search_text);
checkedFileCount := checked_and_total_size.checkedFileCount;
if checkedFileCount = 0 then
FStateOfGui.setState(GUI_AFTER_RSS_PROCESSED_4)
else
FStateOfGui.setState(GUI_ONE_CHECKMARK_5);
end;
end.