Most voted "delphi-7" questions
Delphi 7 is a version of Delphi, when it was still owned by Borland/Codegear released in August 2002 and became the most widely used version of Delphi. The reason for the success of this IDE is its stability, speed, and low hardware requirements and remains widely used to this day. Supports Windows XP themes, and creating web applications with Intraweb.
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answer1410
viewsInvalid Pointer Operation - Delphi
I added a Tclientdataset(cdsTemp) to my Form screen, well, and I implement the Fields of that Tclientdataset(cdsTemp) via code, that way: for i := 0 to (cdsAux.Fields.Count - 1) do…
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answer617
viewsSend email through outlook
I am trying to send e-mail using outlook, through Delphi7, I used this Documentation: Command-line switches to open the outlook with message parameter passing, conforms below: var…
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answer228
viewsCheck mapped network unit size
I’m developing an app, and I need to check the free space on the mapped network drive, I can grab the contents of a file in my application directory, so I created a script to execute the command to…
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answers50
viewsReturning information recorded in the bank
I have a system that is installed on an unstable network, my doubt is the following, if at some point in my recording I lose the connection to the database, how do I undo what was done in the…
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answers667
viewsCreate objects in Runtime faster
I’m developing a Unit for a biometric reader. When giving CREATE, Unit creates several Runtime objects within Tabsheet. Everything is running perfectly, but when loading the objects you can see…
delphi delphi-7 delphi-xe3 delphi-xe5 delphi-xe6asked 7 years, 7 months ago Wellington Telles Cunha 379 -
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answer517
viewsAuto complete Dblookupcombobox
I have a Dblookupcombobox2 with the following information: 42-batata 45-cebola 78-caneca 49-faca 79-livro If the number is entered the search is done, but with letters does not work. For example I…
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answers120
viewsHide Passwordchar in Dbgrid Delphi 7
It is possible to hide the passwords that are shown in my dbgrid? For the same dbgrid is used to edit passwords.
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answers104
viewsHow to Create a Temporary File on the Network
I wanted to know how to create a temporary file on the network. Every time the user logs in checks if the file already exists if yes the system creates another file with the different name. Every…
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answers1981
viewsLocate for two fields
How to do a survey with Locate with two or more fields simultaneously? What are the drawbacks of doing this?
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answer140
viewsDelphi simulate subtraction of angles expressed in degrees °, minutes ' and seconds "
Delphi, Lazarus I need help from friends, a code. pas to simulate the subtraction of angles expressed in degrees °, minutes ' and seconds " in Delphi or Lazarus, taking the values of two Tedit and…
delphi-7asked 6 years, 10 months ago user101552 -
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answers838
viewsDelphi herring values
I have the following problem: | Result | 10 / 0,9280 = | 10,77 | 10 / 0,8740 = | 11,44 | 214,35 / 0,9280 = | 230,98 | Note: This information is recorded on the rounded server, like the example. Now…
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answer65
viewsdblookupcombobox delhpi 7
I have a problem, I put this combo, I made the link with the table everything straight it brings the list of cities, anyway, ta rodado uma blz. I was wondering if there’s a way to put an extra…
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answer148
viewsOpen file . pas by explorer in win10
I use Delphi 7 and after switching from windows 7 to windows 10 (Enterprise), I am no longer able to open files of the type .pas directly from the Explorer. When I double-click the file .pas a new…
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answer191
viewsHow to search using regular expression in Delphi 7
In Delphi 7 when opening the search dialog box: CTRL+F and selecting the option: Regular Expressions would like to find everything that starts with the word Gpfield and ended with Isnull For…
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answer671
viewsCatch Delphi file size even though it is in use
I need to get the file size from Delphi 7 but am getting I/O error because the file is being used. (The file is a . exe and is open) I’ve tried the following codes: function…
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answer214
viewsHow to use Delphi pointers?
I have the following code snippet: if TMenuItem(fmPrincipal.FindComponent('teste')) <> nil then if TMenuItem(fmPrincipal.FindComponent('teste')).Visible then ... I’m looking for a menu item…
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answers488
viewsUsing Datetimepicker with Time
I’m using the Tdatetimepicker component. I put in the FORMAT property the following value: dd/MM/yyyy HH:mm:ss Running in form if not "click" on component and change values, example 21/09/2018…
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answer137
viewsAdding Stringlist values to a Psafearray
I need to take the values that are stored in a Tstringlist and add these values in Psafearray, which will later be sent as parameters to a dll. I have tried in many ways, but all to no avail. Could…
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answers186
viewsCreate field only in Dataset with default value
How I create a field in the ClientDataSet that is not in the database and I leave it with a default value? I need a field like FLAG_EXEMPLO standard’S' only that I cannot create the same in the…
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answer98
viewsHow to copy text from the Tcxgrid component (Table)
I have a table that I want to copy her text, so when the user copies it, he can paste it anywhere. but in the properties of the component I do not find.…
delphi-7asked 4 years, 3 months ago Thulio Mariano 53 -
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answer39
viewsAutomatic loop of the copy command
If I copy each character individually from Edit and give a line break with #13#10, I use a code like this, but depending on the program is very full of variables procedure…
delphi-7asked 5 years, 5 months ago user101552 -
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answers121
viewsUse AVI in the Tanimate component (VCL project)
I use Delphi 7 and have been trying for more than 4 hours to add a simple animation "loading" (loading) into a Tanimate component, without success. While trying to load the AVI file through the…
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answers1059
viewsHow to automate login to Gmail?
Explanation: Currently, I have a URL that informs the Gmail User Email:…
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answers722
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answer269
viewsColoring text within "tag"
Well, I have a Rich Edit and I’m using it as a changelog, and I’d like every text with you in -><-to be of a specific color. For example, in: ->10/10/2014<- 10/10/2014 would be of a…
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answers60
viewsIllegal Loop + Expression in Valuator
I am downloading several files (one after the other) by one loop, but as soon as the first one goes down, it gives crash. Follows the loop: for x := StrToInt(version)+1 to StrToInt(version2) do…
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answer1895
viewsHTTPS Sslv3 Indy Delphi 7 error
I am trying to make connection via HTTPS using Sslv3(required to consume a specific service), but when I try to perform the post, I get the following error: At first, I think it’s a problem in the…
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answer463
viewsDoubt about modal form in MDI application
Well, I’ll try to summarize. I have an MDI application which I would like the "MODAL" forms to be superimposed only on the "fsMDIChild" forms and not on the entire application. I conducted a survey…
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answers939
viewsWhat is the usefulness of pdoxusrs.net?
Hello, I have the following problem, I have a Delphi 7 application with Paradox (I believe with BD this also occurs) that uses pdoxusrs.net, but other applications use it. Can anyone explain how…
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answer148
viewsError Creating form
I’m developing a program in Delphi and connecting in the database, the database has only one table. Today I tried to open the form and appeared the following message: Error Creating form:Datasource…
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answers159
viewssend HTML email with MAPI
Good morning. Has anyone sent any e-mail where in the body of the text is sent an HTML code. In my case I need to save a table in the body of the text. Using Outlook works, but if using live mail,…
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answers84
viewsScrollbar
Good afternoon Personal I have a grid in Delphi with 10 columns, but I need to enable a scroll bar in only one of these columns. It is possible? On hold Hugs
delphi-7asked 8 years, 10 months ago Carlos Henrique Rodrigues 1 -
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answer881
viewsDelete file in Delphi use
Does anyone know if it is possible to delete a file on Delphi, using the function DeleteFile, when the file is open? Thanks in advance.
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answer294
viewsStore file with more than 1 Mb Mysql
I am trying to write a file to a mysql database using Delphi. For files with size smaller than 1Mb is working perfectly, however for file with bigger size I am having problems. The following error…
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answers397
viewsDoubt to "check" a radiobutton by clicking on an image
I have these 3 images with 3 RadioButtons different, I would like to click on the image of the blank square for example, the respective RadioButton be selected. I used radiobutton3.checked at the…
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answer271
viewsLazarus depurador invalido
I installed: Lazarus 1.4.0/FPC 2.6.4 Lazarus Wince Cross Compile within folder C: Lazarus At Lazarus I made the following configuration: 1 -…
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answer534
viewsMouse scroll button on a Quick report
How to make the mouse scroll button work in Quick Report reports. Today I use a custom Preview using the Tqrpreview component. I use Delphi 7 and Quick Report 3.0.9.
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answer410
viewsCreating Report Inside a Panel
I need to display a report in a determined system area( in the right half) already in the left half want to put other components( as mode buttons and display and other options for printing) How…
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answers2283
viewsRun Javascript on Webbrowser with Delphi
I created a robot in Delphi to open a website and include the data automatically. I’m having trouble calling a Javascript routine that has on this site, as below: <script…
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answers63
viewsDelphi trlReport with Group does not load the first record
I have the sql return: |dt_producao| |20/09/2016 | |20/09/2016 | |20/09/2016 | |21/09/2016 | |21/09/2016 | |22/09/2016 | |24/09/2016 | I’m trying to create a report that makes me join: |dt_producao|…
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answers112
viewsDoes the back-end language change the way an application is developed?
I have a project where I need to build a hybrid application using a back-end in Delphi. But before embarking on the project I need to ask some questions, because I never worked with Delphi. Normally…
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answer1753
viewsGenerate digital signature file with Delphi 7
I can list all digital certificates with CAPICOM, choose the certificate I want to use for signing, get the file I want to sign, generate the md5 I can even sign, but I can’t generate a file P7S be…
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answer356
viewsMigrate Firebird Delphi 7 Application to Postgresql
I am trying to migrate an application that was developed in Delphi 7 and that uses the database Firebird to save your information, to the database postgresql, from this, I have already been able to…
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answers2456
viewsDownload events Onkeydown and Onexit
I have the following code at the events: Onexit: procedure TFEqt_Pallet.EdNr_PalletExit(Sender: TObject); var MeuKey: word; begin MeuKey := 13; EdNr_PalletKeyDown(EdNr_Pallet,MeuKey,[]); end;…
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answer843
viewsDelphi picking value from the field created at runtime
Create at runtime various Tradiogroup: Rdb1:= TRadioGroup.Create(Painel); But with the same name "Rdb1". My doubt is how I get the value of the field that was selected. I tried to do so: Rdb1.OnExit…
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answer469
viewsAssign value to a Boolean variable according to selected Radio Button
I’m trying to implement my application, where the table empresa won a new column called status, which would be completed in accordance with Radio Button this would serve so that when generating the…
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answer63
viewsFailure to enter data in the database by Radiogroup
I’m trying to save information in the bank through a Radiogroup, but instead of saving it in the column Status I hold the floor active he tries to find the column active. my form is like this: And…
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answer113
viewsSecuring a Transaction
I have a table of Tags with sequential ID incremented in hand, because it Zera every day. I have a Tag registration screen where I pass the amount of tags to be generated: Vrg := Select MAX onde eu…
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answers150
viewsDbgrid with following error out of memory
I have the following Dbgrid error. out of memory - dbgrid This error is giving only on Windows XP.
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answers162
viewsLazarus Comparing Dates
In the data collector I can configure the format of Data, but I want to make this configuration within my application, I am trying to do as follows: FormatSettings.ShortDateFormat := 'dd-mm-yy';…